For those who look for custom development, such as flashing custom ROMs, installing custom recoveries, or rooting, unlocking the bootloader on Xiaomi devices is very essential. Nevertheless, the Mi Unlock Tool often gives users the irritating error “Couldn’t Verify Device” or “Device Not Verified” which is frustrating. This guide offers exhaustive ways to tackle this problem, thus, making unlocking the bootloader and customizing your device with various features easier.
Understanding the Mi Unlock Tool and the “Couldn’t Verify Device” Error
The Mi Unlock Tool is the most important app that helps to unlock bootloaders of the Xiaomi smartphones. But, it is also infamous in the connection and service explanation issues that further make the process of unlocking a bootloader difficult. One of the common issues users encounter when using the Mi Unlock Tool is the ‘Could not verify device’ error. Now, let us tackle this issue in a stepwise manner to ensure that you successfully unlock your Xiaomi device.
Methods to Fix the “Couldn’t Verify Device” Error in Mi Unlock Tool
Make sure that you try each solution one after the other and figure out the one that best works for your device. Your device should be charged and connected to a stable network while the process is taking place.
1. Disable “Find My Device” on Xiaomi
Hindering the unlocking of the bootloader is the simple reason the ‘Find My Device’ function can sometimes be a hindrance. It might help resolve the problem if you disabling this feature.
- Open the Settings option on your device and select Xiaomi Account from there.
- Click on Devices and tap on your device.
- Go to Find Device and toggle it off.
- Retrace the bootloader unlocking method to see if the error is still there.
2. Disconnect and Reconnect Your Mi Account
Mi Unlock Tool depends on your Mi Account for authentication. In case there are any inconsistencies with the account linkage, you might get this error. By disconnecting and reconnecting the account, you may fix it.
- Launch Settings on your phone.
- Go to Mi Account and take a sign out of your Mi account.
- I suggest you reboot your device and next sign back into your Mi account.
- Reconnect the Mi account to Mi Unlock Tool.
- Try the unlocking process once again to check if this solves the issue.
3. Use an Alternative Version of the Mi Unlock Tool
There are times when a particular version of the Mi Unlock Tool has bugs that are responsible for this error. Alternatively, you can try a previous version or a newer version.
- Get an old or new version of the Mi Unlock Tool from either Xiaomi’s official site or another trustworthy resource.
- Then, run and start this alternative version.
- You log in to your Mi Account in this tool.
- Now that you have signed in successfully, you can then go ahead with the unlocking process and see if the error persists.
4. Create and Use a New Mi Account
As the last resort, if the above methods fail, creating a new Mi Account and using that account for the unlocking process can be a worthy alternative.
- Visit the Mi Account website or the Mi Account app.
- You can create a new account using a different email or phone number.
- Log in to the new account on your device.
- Use this new Mi Account in the Mi Unlock Tool and give unlocking the bootloader a try.
If you’re still experiencing issues, some additional steps may help ensure the success of the bootloader unlocking process.
5. Enable Developer Options and OEM Unlocking
Enabling Developer Options and OEM unlocking on your device is important to unlock the bootloader.
- Settings option (Go to Settings > About Phone).
- Tap MIUI version continuously until the Developer Option gets enabled.
- Additional Settings (Navigate to Additional Settings > Developer Options).
- Toggle the switches of OEM unlock and USB Debugging to ON.
6. Check Network Stability
As the Mi Unlock Tool cannot be used without internet, make sure you have a stable network connection. You can always connect to Wi-Fi but it should be fast and secure.
7. Verify USB Drivers and Cable Connection
Make sure the right Xiaomi USB drives are installed on your computer. Use the original or high-quality USB cables though, because low quality cables might ruin the connection between your device and the computer.
Additional Tips for a Successful Unlocking Process
- Updating your device is recommended to prevent bugs from happeningdue to an outdated phone.
- The time period involves a common Xiaomi procedure for bootloader unlocking. You need to make sure that you’ve waited the right time period after you created your Mi Account.
- Authorized Accounts: Make sure the Mi Account that you’re using is verified and linked to your device for at least 7 days if the Mi Tool requires this.
Conclusion
As long as you follow these steps, you absolutely should be able to fix the “Could Not Verify Device” problem while using Mi Unlock Tool and thus, successfully unlock your Xiaomi device bootloader. Custom development on these hardwares brings in a bunch of different new features from things like custom ROMs to custom recoveries. If you still experience problems, please reach out to Xiaomi support first, or feel free to explore and join different online community groups of Xiaomi users for extra support.
If you have any questions or need any clarifications on these steps, please reach out in the comments below.