There seems to be some early adopter issues at this time with Windows 10 1803, if you can, I recommend you downgrade to your previous version until the Spring Creators Update matures with future cumulative updates.
Open Start > Settings > Update & security > Recovery > under Go back to my previous version of Windows 10, click Get started.
or
Press Control + Alt + Delete
Click Sign out
At the Sign In screen, hold down the shift key on your keyboard while clicking the Power button on the screen
Continue to hold down the shift key while clicking Restart
Continue to hold down the shift key until the Advanced Recovery Options menu appears
Click Troubleshoot
Click Advanced options
Click Go back to the previous version of Windows
Windows Update might attempt to upgrade to Windows 10 1803 again. See instructions how to block it:
https://www.groovypost.com/howto/block-windows-...
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.