In this guide · 8 sections
- 01The short answer: four to five years, with exceptions
- 02Trigger 1: the operating system stops getting security updates
- 03Trigger 2: battery and performance no longer fit the job
- 04Trigger 3: warranty and repair costs
- 05Budgeting a staged laptop refresh
- 06Retiring old laptops safely
- 07Do it yourself or get help?
- 08Frequently asked questions
Short answer
Plan on four to five years for a typical office laptop, and replace earlier if it cannot run a supported operating system, the battery no longer lasts a working day, or repairs cost more than about a third of a new one. Stage the refresh so you replace 20 to 25% of devices each year.
The short answer: four to five years, with exceptions
Four to five years is a common working life for a business laptop: long enough to spread the cost, short enough that the device still gets updates and the battery is not finished. It is a planning number, not a rule. The real triggers are below.
| User type | Typical refresh | Why |
|---|---|---|
| Email, documents, browser | 5 years or more | Light load; replace mainly for updates or battery |
| Spreadsheets, accounting, many browser tabs | 4 to 5 years | Memory pressure grows as apps get heavier |
| Design, video, CAD, development | 3 to 4 years | Performance directly costs billable time |
| Field staff, sales, frequent travel | 3 to 4 years | Battery, hinges and drops wear devices faster |
Trigger 1: the operating system stops getting security updates
This is the one non-negotiable reason to replace or upgrade. A laptop without security updates is an open door, and many cyber insurance and Cyber Essentials checks ask for supported software.
- Windows 11 Home and Pro: each yearly version is supported for a fixed period. Microsoft's Windows 11 lifecycle page shows version 24H2 ended on 14 October 2026, 25H2 ends on 13 October 2027 and 26H2 on 10 October 2028. PCs that cannot move to a newer version stop getting patches.
- Windows 10: support ended in October 2025. Businesses could pay for Extended Security Updates; see our Windows 10 ESU options guide. Laptops that cannot meet the Windows 11 requirements are replacement candidates.
- Mac: Apple does not publish fixed end dates for macOS support. Check whether a Mac can install the current macOS; if it is stuck two or more versions behind, plan to replace it.
- Chromebook: Google says ChromeOS devices receive 10 years of updates from the platform release date. Check the Auto Update Expiration date in the device settings before buying second-hand.
Trigger 2: battery and performance no longer fit the job
Batteries are consumables. Apple's page on battery cycle counts for Mac laptops says batteries are designed to retain up to 80% of their original capacity at their maximum cycle count, and recommends replacing the battery when it gets there. Windows laptops show the same wear in a battery report.
Signs a laptop is near the end
A battery replacement is often worth it on a laptop that is otherwise fine and still supported. Apple says Mac laptops may get battery-only repairs for up to 10 years after it last sold the model, subject to parts. Replacing a battery rarely makes sense on a laptop that will lose updates within a year.
Trigger 3: warranty and repair costs
Business laptops come with a manufacturer warranty whose length depends on the model, and it can often be extended at purchase. Apple's service after warranty page says it offers service and parts for at least 5 years from when it last distributed a product, and up to 7 years subject to parts availability.
- If a repair out of warranty would cost more than about a third of a comparable new laptop, replacing usually wins, especially on an older device.
- Buying warranty that matches your planned refresh period (for example four years) makes repairs predictable.
- Keep purchase dates and serial numbers in one list so you know which devices are still covered.
Budgeting a staged laptop refresh
Replacing every laptop in the same month is a cash flow shock and a busy week for everyone. Staging spreads both.
Prices vary widely by model; use the quote you actually get. For what to look for in the new machines (Windows Pro vs Home, memory, encryption), see our business laptop buying guide for Singapore.
Retiring old laptops safely
An old laptop holds email sessions, saved passwords and customer files. Retiring it properly is part of the refresh, not an afterthought.
Move the user's data
Make sure files are in OneDrive, Google Drive or your file server, and that nothing important lives only on the desktop.
Sign out and remove the device from accounts
Remove it from Microsoft 365 or Google Workspace device lists, Apple ID or Find My, and your device management tool.
Wipe the drive
Use the built-in reset: Windows Reset this PC with drive cleaning, or Erase All Content and Settings on a Mac. Encrypted drives (BitLocker, FileVault) make this much safer.
Record what happened
Note the serial number, wipe date and where the device went (sold, donated, recycled). This is useful evidence under the PDPA.
Recycle responsibly
Use an e-waste recycler or a trade-in programme. Our guide to old computer data disposal covers options in Singapore.
Do it yourself or get help?
Most small offices can run this themselves with a simple spreadsheet: device, user, purchase date, warranty end, OS version, battery health. Review it once a year and pick the next batch to replace.
If you want devices enrolled so new laptops set themselves up, are encrypted and can be wiped remotely when they retire, our Device Encryption & Management package (S$490, paid upfront) sets that up across Windows and Mac. For a wider view of support costs, see IT support cost in Singapore. IT Sorted is a Singapore-based team of developers with over 10 years of experience.
Frequently asked questions
Four to five years is a reasonable plan for typical office work, three to four years for heavy users such as designers or field staff, and longer for light users if the device still gets security updates. Replace sooner if the laptop cannot run a supported operating system or the battery no longer lasts a working day.
Often, if the laptop is otherwise in good shape and will keep getting security updates for at least another two years. Apple says Mac batteries retain up to 80% of capacity at their maximum cycle count and recommends replacement then. On a laptop that will lose updates soon, put the money towards a new device.
Windows 10 support ended in October 2025. Businesses can buy Extended Security Updates for a limited period, at a cost that rises each year. If the laptop cannot run Windows 11 because of hardware requirements such as TPM 2.0 or an unsupported processor, plan to replace it rather than pay for extra years.
Apple does not publish a fixed macOS support period. For hardware, Apple says service and parts are available for at least 5 years after it last sold a product, and up to 7 years subject to parts, with battery-only repairs for Mac laptops for up to 10 years. Check whether your Mac can install the current macOS.
Move the user's files to your cloud storage, remove the device from your accounts and management tools, wipe it with the built-in reset (ideally on an encrypted drive), record the serial number and wipe date, then sell, donate or recycle it through a proper e-waste channel. Never hand on a laptop that is still signed in.