My wife has valid H4 EAD till Aug 2025 (over my approved I140) but the stamping on VISA we have is expired as of last year 2022

My wife has valid H4 EAD till Aug 2025 (over my approved I140 H1B) but the stamping on VISA we have is expired as of last year 2022.
Is she eligible for dropbox if she travels to India?

H4 EAD has nothing to do with visa stamping or dropbox.

Use the dropbox app to find if she is eligible.