Google has made the clipboard manager app an untenable proposition in Android 10 with the reclassification of a system permission vital to how it works. But João Dias is persisting: the maker of Tasker and many other automation apps has updated the beta version of his clipboard manager called Join and you’ll be able to cheat your way back to making it work from your Android 10 device again.
The app, as intended, should be able to pick up any tranche of text you’ve copied and log it into the app. If you’ve got the app installed on another device, you should be able to pull the text from your first device and paste it into whatever you need on your second. Join would be able to pick up your copied text while operating in the background. However, changes to the system permission that allowed apps to read clipboard information were made in Android 10 to bar background apps from using it out of privacy concerns. After all, who knows what all the other background apps on your phone are doing at any given moment?
Dias’s fix in beta v2.2 of Join is a bodge,