We refer to Inbuilt Utility tasks as Disk Clean-up/Disk defragmentation/Intel/motherboard/BIOS updates/any crucial hardware update or tasks performed using a cmd or powershell.
You can refer below-mentioned troubleshooting steps for the other concern or try to repair specific file types.
Clear/remove all temporary files from the temp folder.
Perform a SFC purge cache using "sfc /purgecache" command in cmd-administrator.
Perform a disk cleanup.
Remove/uninstall unnecessary apps from programs and features.
Scan the PC using Windows Defender.
Uninstall relevant drivers from the device manager.
Restart and update drivers.
Check if the machine is connected to a domain network or not. (Commercial network/VPN)
Remove the previously linked, unwanted devices.
Perform a SFC scan using "sfc /scannow" command in cmd-administrator.
Perform a clean boot and test the system/application.
Boot the machine in a safe mode and test the system/application.
Test the system/applications by turning off the firewall
Test the system using a different hardware/device.
Try restoring the PC using the previous restore point. (If applicable)
Repair the machine using system recovery. (If required provided you should know how to do that)