Like the person before me:
How do I upgrade from V3 to V4?
Step 2
Step 3
…
?
From the “Upgrade”:
“2. Install Sonarr v4 (run installer or unarchive and move files as necessary
3. Run Sonarr v4”
Move files, where?
Remove v3 before install?
Which arguments with the script?
—There is no easy way to do it.
This line of argumentation does not help!
What did help: