While Windows 10 support ends in 2025, Extended Security Updates (ESU) allow you to continue receiving security updates for a certain period. However, extending is not always the best option.

Depending on your usage, number of devices, PC performance, and future operating costs, it is often safer and cheaper to combine buying a used PC, short-term rental, or selling unwanted equipment.

This article provides a systematic explanation of the prerequisites and considerations for ESU, a decision-making flow for extension versus migration, cost comparisons, and realistic solutions for low budgets. Finally, it includes a checklist for the fastest implementation and how to leverage PRODIG.

Conclusion: Conditions for extension, who it's suitable for, and who should migrate or buy new

"Windows 10 Extended Support (ESU)" covers "critical and urgent security updates only," not new features, and updates are on an annual basis. The decision to extend depends on how long and for what purpose you want to continue using your current PC, and whether it meets Windows 11 requirements (CPU generation, TPM2.0, UEFI, etc.).

In conclusion, ESU is effective for those who want to minimize short-term capital investment while maintaining their current environment, or for those with legacy peripherals/business software who need time for verification.

On the other hand, for those who frequently handle online payments or personal information, work from home using their PC for long hours, or prioritize stable operation for several years, switching to a Windows 11-compatible used PC may offer a better balance of total cost and risk.

While there may be concerns about the quality of used PCs, choosing a vendor that offers inspection and warranty can make it a practical and cost-effective option. Additionally, if you only need a short-term solution, PC rental can be effective, and selling unwanted PCs can help fund the transition.

What ESU can/cannot do

ESU is a mechanism to continuously provide "security updates." This means it does not include new OS features or UI overhauls. While it can reduce the attack surface via web, email, and cloud services, it may fall short of the latest OS in terms of zero-day response speed and driver compatibility.

Furthermore, support policies for peripheral services (browsers, office apps) vary in duration and specifications, so ESU alone does not make "everything as good as the latest." Updates are contracted annually, and it's important to note that costs increase with each additional year of extension.

The key is to reassess over time "how much benefit your work gains from new features" and "where the return on security investment lies."

Prerequisites and process for individual ESU use

For individuals using ESU, it's smoother to ensure Windows 10 is updated to its latest state (generally 22H2) and signed in with a Microsoft account. The basic process is to register and purchase through the "Windows Update" section of the Settings app, following the prompts, then restart to confirm application status.

If the prompts don't appear, suspect "bottlenecks" such as missing cumulative updates, insufficient storage space, or incorrect device time settings, and resolve them in order.

Note that ESU is a "mechanism for continuous protection," and if you have old resident software or neglected extensions, now is a good time to organize them. This will ultimately reduce exposure to vulnerabilities and maximize the effectiveness of the extension.

Practical considerations for ESU use in corporations/teams

In corporations and teams, licenses are allocated annually through procurement channels (such as CSPs), and device counts and expiration dates are managed. The application status for each device is visualized through a management center or asset management tools, and at the turn of each fiscal year, it's advisable to verify and account for any "gaps in application" when renewing contracts.

The standard approach is to operate ESU in parallel with defining requirements for standard devices and milestones for Windows 11 migration. For older models, it's a safer strategy to avoid reassigning them to high-risk uses and instead direct them to low-risk tasks such as document viewing. For portable devices, due to the high risk of theft and loss, enforce BitLocker and data protection standardization regardless of ESU status.

Windows 10 End of Support and ESU Basics (Duration, Scope, Prerequisites)

Standard support for Windows 10 ends in 2025. ESU is a system that allows you to purchase and apply "critical and urgent security updates" annually thereafter. It's crucial to emphasize that ESU is a mechanism to "extend the life of the OS and receive vulnerability patches," and it does not include new features or performance improvements found in the latest OS.

Therefore, for those who prioritize perceived performance, new features, or the latest AI integration, its direct value is limited. On the other hand, for those who want to prioritize compatibility with existing business tools and peripherals, it's worth the time to verify. The prerequisites for application include maintaining basic health, such as a legitimate license, application of the latest cumulative updates, a restart, and sufficient storage space.

Since ESU is not a panacea, you also need to check the support strategies for peripheral components like browsers, office suites, and drivers to improve the overall "level of protection." Neglecting this will not reduce security risks in actual operation, even if the OS is extended.

Specifying what ESU covers and does not cover

ESU delivers security updates for known vulnerabilities. Updates for drivers, firmware, and third-party tools follow the policies of their respective vendors. Additionally, feature updates (version upgrades) and UI overhauls are not covered.

Therefore, if you prioritize the latest browser features or cloud integration, "switching to a compatible device" is often more satisfying in the long run than extending OS support. Conversely, if you have specific peripherals or legacy business workflows and need to keep the environment running in the short term, ESU provides a reasonable temporary solution.

In any case, understand that extending does not automatically guarantee safety; it only becomes effective when accompanied by daily update habits and configuration reviews.

Items to complete before applying for ESU

Buying ESU "on a whim" is not cost-effective; preparation is key. At a minimum, ensure you apply the latest cumulative updates, remove unnecessary software, organize storage space, create backups, confirm your Microsoft account, and enable device encryption (if possible).

Then, determine if ESU is sufficient if your usage mainly involves email, Office, and web, or if you should migrate to a used PC with a higher-end CPU if you perform demanding tasks like video editing or local AI processing. For households or small offices managing multiple devices, a "hybrid" approach—extending one device while upgrading others to used PCs—is a smart choice.

Extend or Migrate: Decision Flow for Quick Resolution

The longer you delay decision-making, the greater the risk of fluctuating inventory and prices. Here, we logically separate extension and migration using three axes: "usage," "duration," and "device requirements." The usage axis considers "frequency of handling personal and financial information" and "operating hours."

If you frequently access financial websites or cloud management screens and operate your PC for long hours daily, prioritize the robustness of the latest OS + latest browser, and focus on migrating to a used PC. The duration axis considers "how many more years you plan to use it." For less than a year, ESU can bridge the gap; for two years or more, upgrading to a Windows 11-compatible device is likely to offer better cost-effectiveness.

The device requirements axis concerns "whether you can upgrade to Windows 11." If it supports TPM2.0 and a compatible CPU, you can opt for a free upgrade, so check the requirements first. If not compatible, it's realistic to plan on using ESU for 1-2 years to buy verification time, and then upgrade to a used PC during that period.

Tips for checking Windows 11 requirements

First, check for "TPM2.0 enabled / UEFI boot / Secure Boot compatible / supported CPU generation." In addition to checking manufacturer specification pages or "PC Health Check" equivalent features, it's useful to reconfirm BIOS settings, as TPM (fTPM/Intel PTT) or Secure Boot might simply be disabled.

If the CPU is a bottleneck, migrating to a used PC of the same generation is the most cost-effective option. For memory, 8GB or more, preferably 16GB, and for SSD, NVMe 256GB or more are good benchmarks for significantly improved performance on Windows 11.

If your existing PC is compatible but feels slow, review startup programs, check SSD health, and address heat issues (fans, dust) before making a final decision to avoid unnecessary upgrades.

Risks and benefits of extension (practical compromise)

The greatest benefit of extending is "maintaining compatibility with the current environment." You can receive security updates while deferring the verification of peripherals and older accounting/business software.

On the other hand, the risks include not gaining new features and optimizations reliant on the latest OS, and an increasing number of peripheral software losing support over time. For example, some browser extensions or cloud integration features may become unusable, and the speed of zero-day response may slow down, leading to a gradual decline in functionality.

A two-pronged approach of "extending for another year to tide things over, and in the meantime, standardizing devices with Windows 11 compatibility" is practical for individuals and small teams.

Cost Comparison: ESU x Years vs. Used PC Purchase vs. Rental

Extension costs accumulate as "annual fee × number of years." For used PC purchases, the net expenditure is determined by "device price - trade-in (in-store purchase)," and for rental, it's "monthly fee × number of months used." Just having a rough decision-making framework can reduce hesitation. The following table provides a comparative image. Actual prices vary by time and inventory, so please refer to it as a decision-making model only.

If the total cost of extension approaches the difference in price for a used PC, switching to a used PC earlier is more advantageous in terms of user experience and security. Selling your old, unwanted PC can monetize it, minimizing net expenditure.

Viewing Total Cost of Ownership (TCO) per unit on an "annualized" basis

When considering TCO as "purchase price - trade-in value + extension cost + opportunity cost of troubleshooting time," decision-making becomes simpler. Even just one freeze or failed update a day, occurring a few times a month, can lead to surprisingly large losses in productivity.

Upgrading to a used PC is not just about "being cheap," but also about "buying stable uptime," which often makes it more advantageous than extending. Conversely, if overall stability is high and you only need to buy a year for verification, extending is rational. If you're stuck, ask yourself "which choice will my future self thank me for?" to make a decision.

Monetize unused PCs through in-store trade-ins

Starting with a trade-in (in-store purchase) can reduce the net expenditure for a new purchase. Even if the exterior has scratches, if the device operates without issues, it can often fetch a price, and having the box and accessories can increase its value.

Perform data erasure using specialized methods and sign out of all accounts. Managing both trade-in and purchase simultaneously can help control the number of devices you own and reduce management effort.

Realistic low-budget solutions: Smart combinations of used PCs, Surface, and iPad

For "work from home + daily use," simply switching to a Windows 11-compatible used laptop (with 16GB RAM and a 512GB NVMe SSD as a guideline) will dramatically improve performance. For entry-level creative work, aim for a CPU of 11th generation Core i5/i7 or equivalent; for business use, even a low-power CPU can be comfortable if paired with ample RAM. If pen input or portability is important, Surface devices are good, and a laptop + tablet combination is versatile. For learning or browsing, an iPad as a secondary device is practical. For short-term needs for multiple units, rental is an option; for long-term use, buying used with an extended warranty if necessary. Combining these based on your "period of use" will prevent waste.

・PRODIG used PC list here
https://prodig-shop.com/collections/pc

・PRODIG used Surface list here
https://prodig-shop.com/collections/surface

・PRODIG used iPad series list here
https://prodig-shop.com/collections/ipadseries

・PRODIG used iPad Air list here
https://prodig-shop.com/collections/ipad-air

・PRODIG used iPad Pro series list here
https://prodig-shop.com/collections/ipad-proseries

・Find bargains on sale
https://prodig-shop.com/collections/sale

・For short-term use or verification, rent
https://prodig-rental.com/

Standard configuration for home and study

For stress-free browsing, Office, and web conferencing, 16GB of RAM and an NVMe SSD are effective. Aim for 512GB of storage, combined with cloud storage, to avoid issues with updates and cache. For the screen, a 14-15 inch full HD non-glossy display helps reduce eye strain. Surface devices offer the advantages of being lightweight and pen-enabled, making the laptop + tablet combo versatile. iPads are suitable for viewing documents, note-taking, and as a second screen, fitting for those who travel frequently or students. Even for used items, verified and warrantied units can mitigate the risks of initial defects and battery degradation.

Realistic solution for creative entry-level users

For photo editing or light video editing, prioritize CPU generation, along with 16-32GB of RAM, and ideally a 1TB internal SSD. Using an external SSD in conjunction can increase stability. While a GPU may be necessary in some situations, prioritizing CPU and RAM often yields better cost-effectiveness initially. Base your setup on higher-end Surface models or expandable used laptops, and leverage desktops or cloud rendering on a spot basis when needed. Investing in reducing work time rather than spending on OS extensions often pays off more in the long run.

Operational Tips for Maintaining Security (Whether Extending or Migrating)

Whether extending your OS or migrating, daily operations determine your security. First, automate updates for essential software like browsers, Office, and antivirus. Implement multi-factor authentication (MFA) for accounts and stop reusing passwords. For critical data, adhere to the "3-2-1" principle with cloud and external dual backups, and regularly perform restoration tests to confirm data can be recovered. Share rules for handling USB drives and external links within your household/team, and learn how to identify phishing attempts. Monthly inventory of ESU application status, checking update failure history, remaining storage, and SMART information will help you "detect problems before they break." These are the most cost-effective measures, regardless of whether you extend or not.

Handling Browsers and Peripheral Services

From a security perspective, browser update capability is crucial. Regularly check the policies of major browsers and the support status of office suites, and when the end of support approaches, review your entire "OS-level" plan. For email, utilize cloud-side protection features (spam and attachment scanning) in conjunction with local reception settings. Even adding lightweight defense layers like EDR or DNS filters can significantly improve perceived security. Browser extensions and old plugins often increase "attack surface exposure" more than convenience, so make auditing them a habit.

For PCs shared by family or teams, separate administrator accounts from standard user accounts to prevent privilege escalation. "Version history" features in OneDrive, iCloud Drive, and Google Drive are powerful defenses against accidental deletion and ransomware; intentionally consolidating target folders can speed up recovery. Setting up BitLocker, file version history, and restore points are fundamental for creating "rollback points" in case of trouble. If extending ESU serves as an impetus to heighten "security awareness," that itself yields value beyond its cost.

Execution Checklist (Extension, Migration, and Hybrid Approaches)

This checklist is designed to prevent confusion during implementation. By completing each item in order, you can reach a secure state as quickly as possible. Whether extending or migrating, the best practice is to first back up and organize accounts, then optimize trade-ins or rentals to minimize total cost.

・PRODIG used PC list here
https://prodig-shop.com/collections/pc

・PRODIG used Surface list here
https://prodig-shop.com/collections/surface

・Cost savings with sale items
https://prodig-shop.com/collections/sale

・Consultation for bulk procurement and standardization (for corporate clients)
https://prodig-shop.com/pages/b2b-reception

・Rental for short-term staffing or verification
https://prodig-rental.com/

・Monetize unwanted PCs with in-store trade-in
https://prodig-kaitori.com/

Frequently Asked Questions (FAQ)

Q1. If I extend ESU, can I use Windows 10 as safely as the latest OS?
A. While "critical and urgent security updates" will continue, you won't get the features or optimizations of the latest OS. Support policies for peripherals like browsers, Office, and drivers also play a role, so ESU alone won't make it "equivalent to the latest." For those who frequently use online banking, make payments, or access cloud management interfaces, it's generally safer to migrate to a Windows 11-compatible used PC.

Q2. Is it acceptable to extend for just one year before buying a new one?
A. Yes, it is. ESU is an effective way to "buy verification time." With next year's purchase in mind, now is the time to proceed with Windows 11 compatibility verification for peripherals and business software. Prices and inventory fluctuate, so the key is to regularly check for sales and stock to avoid missing the "right time to buy."

Q3. I'm concerned about the quality of used products. How should I choose?
A. The first step is to choose a vendor with clear inspection and warranty policies. Prioritize CPU generation, RAM, and SSD type (NVMe recommended) for specifications. If your usage is mainly web and Office, 16GB of RAM and a 512GB NVMe SSD are good benchmarks for comfort. While exterior condition varies (A/B/C ranks), scratches that don't affect operation are reflected in the "price difference." By choosing an appropriate rank according to your usage and budget, you can minimize expenditure while maximizing satisfaction.

Q4. I need multiple units for a while, but I don't want to buy them right away.
A. Rental is the optimal solution. For short-term projects or verification phases, you can secure the necessary number of units for the required period. It's also effective for testing a product before purchase. The best practice is to switch to buying used once long-term use becomes clear.

Q5. What are the key points when selling my existing PC?
A. Having all accessories (AC adapter, box, manual) can increase its value. Ensure you sign out of all logged-in accounts, perform a factory reset, and erase data. Cleaning the exterior is also effective. You can check the in-store trade-in process from the link below.
https://prodig-kaitori.com/

Guide to condition ranks and their interpretation

When considering used PCs or tablets, correctly interpreting the condition ranks directly leads to "cost-effective and practical" purchases. Below is a guideline. As the rank decreases, exterior scratches may increase, but if the item has undergone thorough inspection, its operation will not be affected. By striking a balance between "sufficient appearance" for your use and price, you can minimize expenditure while maximizing satisfaction.

• S Rank: Brand new, unopened item
  
  

• A Rank: Very good condition. Minor scratches or signs of use, but overall clean.
  
  

• B Rank: Good condition. Visible scratches or small dents from normal use, but no operational issues.
  
  

• C Rank: Fair condition. Noticeable scratches or paint peeling, but no functional impact.
  
  

・PRODIG used PC list here
https://prodig-shop.com/collections/pc

・PRODIG used Surface list here
https://prodig-shop.com/collections/surface

・PRODIG used iPad series list here
https://prodig-shop.com/collections/ipadseries

Finally

ESU, which "safely extends the life" of Windows 10, is effective as a short-term bridge. However, if you prioritize stable operation for several years, comfort, and continued support for peripheral services, migrating to a Windows 11-compatible used PC is often a more secure and cost-effective option in the long run. Don't delay your decision; clarify "how many more years you'll use it" and "how much and what kind of work you'll do," then combine extension, migration, rental, and trade-in. With PRODIG, you can consult on inspected and warranted used PCs, Surface, iPads, short-term rentals, and in-store trade-ins all in one place. Start by checking inventory and price ranges, and decide today on the "safest option at the lowest cost" that your future self will thank you for.