Users report that they can log in to the web application during business hours, but...

Restarting services can resolve issues with web applications without requiring a full server reboot, which aligns with the company policy.

Restart services: Likely to resolve issues with the web application by refreshing the necessary services.

Roll back Windows updates: Unnecessary if the issue is with the application services.

Perform a Windows repair: More disruptive and not typically needed for application service issues.

Add RAM to the server: Would require a reboot and is not immediately necessary for troubleshooting application issues.