Can't switch copy internal/root

[fx-samu]

Checklist

• I can reproduce the bug with the latest version given here.
• I made sure that there are no existing issues - open or closed - to which I could contribute my information.
• I made sure that there are no existing discussions - open or closed - to which I could contribute my information.
• I have read the FAQs inside the app (Menu -> About -> FAQs) and my problem isn't listed.
• I have taken the time to fill in all the required details. I understand that the bug report will be dismissed otherwise.
• This issue contains only one bug.
• I have read and understood the contribution guidelines.

Affected app version

1.4.0

Affected Android/Custom ROM version

Graphene OS (Android 16 / BN: 2025100901)

Affected device model

Pixel 8

How did you install the app?

F-Droid / IzzyOnDroid

Steps to reproduce the bug

1. Select file
2. Copy to
3. Select Internal box

Expected behavior

Be able to choose between internal and root

Actual behavior

No popup appears to choose

Screenshots/Screen recordings

bug.mp4

Additional information

I know Graphene is not meant to be rooted.