Global Protect - Security Scan
Windows PC typically run their own Defender security scans, but occasionally you will need to run the security scan yourself.
In the windows search bar, type virus and threat protection, click on it.
Click Quick Scan
Once the scan is complete, go back to the not connecting troublehsooting guide (start at step 5).
If your still having issues, open a ticket by using the Bot in the bottom right hand corner, select DESD - Tech Support, and follow the prompts. To avoid confusion, please do not open more than one ticket.