Open the app’s settings and turn off Launch at startup, Open at login, or Start with Windows/macOS
Check the app’s preferences for a startup option and disable it
On Windows, open Task Manager, go to Startup apps, and disable the app
On Windows, open Settings, go to Apps, then Startup, and turn off the app
On macOS, open System Settings, go to General, then Login Items, and remove the app
On macOS, check Login Items and Background Items for the app and disable it
On Linux, remove the app from Startup Applications or autostart entries
Delete the app’s shortcut from the Startup folder on Windows
Remove the app from your browser’s startup or extension settings if it opens through a browser
Restart the device after making the change
Reinstall the app if the startup setting cannot be disabled normally
Check for malware or unwanted startup entries if the app keeps returning