High CPU usage from Adobe's Genuine Software Integrity Service

Make sure OS is up to date with all patches and security updates.

If you are using Windows machine , make sure to update all drivers including BIOS /Firmware.

Also run SFC Scan. and check for any disk errors.

https://support.microsoft.com/en-us/topic/use-the-system-file-checker-tool-to-repair-missing-or-corrupted-system-files-79aa86cb-ca52-166a-92a3-966e85d4094e

If Mac, run First Aid for Mac HD from Disk Utiliity. 

For further troubleshooting, you can share System speccs

Optional if complex troubleshooting is not an option like Reset OS   :

https://helpx.adobe.com/genuine/uninstall-adobe-genuine-service.html