Quit from the menu bar
If DJ Fetch is running, click DJ Fetch in the menu bar, then Quit.
A dealer texts you a code. Type it here in Google Chrome on this Mac. After the gate accepts it, you pick your disk and watch how to install.
Pick your Mac. The gate sends the disk. The same code will not work a second time. Then quit from the menu bar, open the disk, drag to Applications, Replace.
Quit DJ Fetch from the menu bar if it is running. Open the disk image. Drag DJ Fetch to Applications. Click Replace. Songs stay in Music/DJ Fetch. Settings stay put.
If DJ Fetch is running, click DJ Fetch in the menu bar, then Quit.
In Downloads, double-click the .dmg you just got.
Drag DJ Fetch onto the Applications alias in the disk window.
Do you want to replace it with the one you’re moving?
If the Mac asks, click Replace. Not Stop.
The Mac may block the first open. Sequoia and Tahoe hid the old Control-click. The blue button on the sheet is Move to Trash. Click Done. Then Open Anyway.
Apple could not verify “DJ Fetch” is free of malware that may harm your Mac or compromise your privacy.
System Settings is trying to modify the security settings on this Mac.
READY
MP3s stay in Music/DJ Fetch. Replacing the app does not touch them.
Config, history, and logs stay in Application Support. They survive the replace.