Hi, good day!
Please let me know if you have tried the methods below.
- Run the Windows Update Troubleshooter
Press Start then click Settings (Gear icon)
Select Update and Security > Troubleshoot
Select Additional troubleshooters
Under Get Up and Running, select Windows Update
Run the troubleshooter
- Make sure Windows Update and Background Intelligent Transfer services are available and running.
Click Start, type services.msc in the Start Search text area, and then click services.msc in the programs list. If you are prompted for an administrator password or for a confirmation, type the password, or click Continue.
Double-click Background Intelligent Transfer Service.
If the Startup status lists Stopped, click Start and then click OK. If the status is Running, right click then select Restart
Double-click Windows Update.
If the Startup status lists Stopped, click Start and then click OK. If the status is Running, right click then select Restart
Please try to run SFC and DISM to check for any system errors and corrupted files.
After that, restart your computer
Here's a direct download link of KB5063709 from Microsoft Update Catalog. Download and install the update manually.
I look forward to receiving your update and I'm willing to collaborate with you till we resolve the issue. Do keep me informed.