It may be expensive but it's worth the money.
You also have this project, Toggle settings (e.g. location, mobile data, night mode, more) WITHOUT root which can do most of the things autotools and secure settings do....
21.04 nightly, live display still doesn't work. From settings it crashes the settings app and terminal commands to change the live display settings don't work.
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Settings, UI, general, lock UI and set it to off to remove it. You can then do the steps to lock an app and you can use a different pin.
Open the menu while in the weather panel, tap settings, then you have the setting for update interval of weather.