Please follow the steps below to uninstall Fast Video Cutter Joiner.
Click the "Start" button in the bottom left corner of your screen, select "Settings" (or use the shortcut key Win+I to directly open the settings).
In the settings, select "Apps".
Find the program you want to uninstall and click on it.
Click the "Uninstall" button and follow the prompts to complete the uninstallation process.