Run the Update Troubleshooter

1. Go to Settings. Head over to Updates & Security > Troubleshoot. Select Windows Update, and go to Run the Troubleshooter.

2. Follow further on-screen instructions and let the process finish.

3. Restart your computer.

Restart Windows Update components

1. Start Command Prompt as administrator.

2. When Command Prompt starts, run the following commands:

net stop wuauserv

net stop cryptSvc

net stop bits

net stop msiserver

ren C:WindowsSoftwareDistribution SoftwareDistribution.old

ren C:WindowsSystem32catroot2 Catroot2.old

net start wuauserv

net start cryptSvc

net start bits

net start msiserver

Manually Update Windows 10

1. Open page microsoft.com  from Browser

2. Click update now to download Update Assistant

3. Install the file and run it