How do I uninstall multiple apps from iPhone at once?

Hey there,

You can’t uninstall multiple apps at once, but you can go to the settings > General > iPhone storage ~ You can browse the list of apps and you can delete the app by swiping left, you will see the option to delete or offload, This is the fastest way to delete many apps in a short time, I think.

If you have a Mac, use Apple Configurator and bulk delete Apps. See the pics below

Apple Configurator for iPhone makes it easy to add iPhone, iPad, and Mac devices to Apple School Manager, Apple Business Manager, or Apple Business ...

Apple Configurator User Guide for iPhone