If you still do not succeed, we suggest you scan your machine with Reimage - a PC repair software that can detect and remove most of the problems related to system issues.
Additionally, you could make sure that the folder you are trying to access is not set to Read-only. Here's how to do that:
• Right-click on the folder and pick Properties
• Select the General tab and check if "Read-only" option is marked. If so, make sure you remove the tick (need Administrator rights)
• Click OK
First of all, have you followed all the steps in our 0x80071771 fix guide? If not, please go to https://ugetfix.com/ask/how-to-fix-0x80071771-the-specified-file-could-not-be-decrypted-error/ and try to fix the error by following the instructions.
If you still do not succeed, we suggest you scan your machine with Reimage - a PC repair software that can detect and remove most of the problems related to system issues.
Additionally, you could make sure that the folder you are trying to access is not set to Read-only. Here's how to do that:
• Right-click on the folder and pick Properties
• Select the General tab and check if "Read-only" option is marked. If so, make sure you remove the tick (need Administrator rights)
• Click OK
Good luck,
Ugetfix team