Normally we start our computer in Safe Mode to fix errors. However, in some cases, sometimes you start your computer in Safe Mode and the computer freezes. So how to fix the error in this case, please refer to the article below of WebTech360.

Cannot exit Safe Mode
To fix the error that Windows 10/8/7 computers cannot exit Safe Mode, follow the steps below:
1. While in Safe Mode, press the Windows + R key combination to open the Run command window.
Next, type msconfig into the Run window and press Enter to open the System Configuration Utility.
In the System Configuration Utility window, under the General tab , make sure that the Normal startup option is selected. Next, in the Boot tab, make sure that the Safe Boot option under the Boot section is Unchecked.
Finally click Apply/OK and restart your computer.
2. If the above method still does not fix the error, follow the steps below:
While in Safe Mode, press Windows + R to open the Run command window. Then type cmd and wait, press Ctrl + Shift and press Enter to open Command Prompt with Admin rights.
On the Command Prompt window, type the command below and press Enter:
bcdedit /deletevalue {current} safeboot
Finally restart your computer and check if the computer boots in Normal Mode.
The command BCDEdit /deletevaluewill clear or remove boot options (if available) from the Windows boot configuration data store (BCD). You can use the command BCDEdit /deletevalueto remove options added with the BCDEdit /set.