If you want to change the name of a custom list you've made, you can that by following these steps:
Via desktop or laptop:
- Log into your account
- Hover over 'Saved' in the header and select 'Lists'
- Click the list you want to rename
- Click 'Edit' next to the list title
- Rename the list then click 'Save'
Via iPhone or Android app:
- Tap 'Saved' on the bottom navigation bar
- Select 'Lists' from the tabs at the top of the screen
- Tap the list you want to rename
- Tap the overflow menu (3 dots) in the upper right corner and select 'Edit list details'
- Rename the list then tap 'Save'