3. If your computer installs Acronis True Image or Get Office programs, then uninstall the programs.
4. Disable services like: Cortana and Onedrive.
- Refer to the steps to disable Cortana here.
- Refer to the steps to disable Onedrive here.
5. Uninstall the antivirus program, then perform Windows 10 upgrade.
6. Backup all files on your system, then perform a clean install of Windows 10.
Refer to some of the following articles:
- Summary of tips to fix computer errors Windows 10/8 / 8.1 / 7 and Windows XP running slowly
- When and how to defragment hard drives on Windows 10?
- Did you know Windows 10 solved the path problem longer than 260 characters? Read the article below
Good luck!
David Pac