Silent sync mode from CompanionLink app icon
From CompanionLink Support
You can set the CompanionLink app icon to start and close the synchronization process without any prompts.
- Right-click on the CompanionLink icon, and copy it to your desktop.
- Right-click on your new desktop icon copy and select Properties to edit.
- Select the Shortcut tab and add two words with dashes in front: "-process -silent".
"C:\Program Files (x86)\CompanionLink\CompanionLink.exe" -process -silent
Clicking this icon will run a the sync process in silent mode (no ending prompt).