Only Windows 7 users attempting to upgrade to Windows 10 appear to be affected by this specific problem. There are various reasons why Windows 10 update stops at 99. It may be extremely frustrating when you finally decide to update to Windows 10 after a long period of just refusing. If Microsoft is going to force the update, they should make the process simpler. So, let's look at the solutions.
Steps to Solve Windows 10 Upgrade Stuck at 99%
Here are some common solutions for the Windows 10 update stopped error, from which you may select the one that best satisfies your requirements.
1. Leave the Update for a Long Time
Microsoft experts have claimed that the update procedure should take no more than 90 minutes, but on some PCs, it may take longer. Simply keep your update process running for at least 12 hours before attempting to restart it is their advice.
This is frequently the issue with older machines that can hardly support Windows 10 running, and this should be your first troubleshooting step.
2. Free Up Space on the Disc and Disconnect External Drives
Make sure you have plenty of spare storage before installing Windows 10 using the Windows 10 Upgrade Assistant App. If you're using the Media Creation Tool, you should be aware that since interrupted downloads cannot be resumed, every failed installation generates new files and takes up a lot of storage space.
- Free up space on the storage device where you intend to install the update.
- Disable or unplug any external drives you won't use to install the update, including USB devices, SSDs, SD cards, and external hard drives. Uninstall them from the Device Manager after disconnecting them.
- Before starting, turn off antivirus programs, and give your computer a straightforward name, such as your first name.
- Avoid using names like "Admin" or "System."
3. Use Hard Shutdown
If your update appears stuck at 99%, performing a hard shutdown could resolve the problem, allowing it to pick up from where it left off and quickly reach 100%.
Some people have succeeded with this, but others didn't go on until the third or fourth shutdown. Simply check the LED light on your hard disc to ensure it is not used.
4. Update Missing Drivers
One of the potential causes of a stopped Windows 10 upgrade is missing drivers. If you are looking for how to fix DLL errors Windows 10, this method will be helpful. You must verify and reinstall any missing drivers before updating using the instructions below:
- To open the Run window, press Win + R, then enter devmgmt.msc.
- Find the drivers that are missing. If there is a yellow mark, you can expand the categories and look for it. In most cases, it will be followed by an exclamation mark.
- Reinstall the missing drivers on your computer by downloading the driver from your PC manufacturer.
You can attempt the built-in troubleshooting tool or other options from above to resolve the Windows 10 update stuck issue. Apply the one that works best for you. After this problem is resolved, you still need to make a system backup to simply undo all the changes made to your computer.
