How to fix error 0x8007045b − Windows 8.1, Windows 10 (Nothing else worked)
What is error code 0x8007045b? What are the causes and how to fix it?
Error 0x8007045b appears when users try to install an update, or a Windows upgrade. Most common causes are:
- Corrupt system files;
- Corrupt Windows update files;
- Malicious software (viruses);
- Firewall or antivirus settings;
- Other programs.
Our list of solutions is based on the feedback of users who faced this error, as well as experts we consult them. Feel free to check them out, follow them to the letter, and you should be able to resolve this error.
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Reinstall Windows
0(0)0(0)If none of the other solutions worked, you may consider reinstalling Windows.
Before you reinstall Windows, make a backup of your personal data stored on the computer (photos, music, videos and other invaluable documents) to an external hard drive, or to an online backup solutions like Google Drive, OneDrive, and more, to avoid losing them in the process.
If you feel insecure when it comes to reinstalling Windows, do check out the don't know how to install an operating system guide on how to (re)install your computer's operating system, safely.
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