Create a separate "sandbox" vault (Vault 3) for editing. Keep your main vault "pure" to preserve the intended challenge.
Back up your Vault1.sav to Google Drive before editing. If the vault collapses, you can always restore the backup. fallout shelter save editor android 13
Change your caps, lunchboxes, or dweller SPECIAL stats. Create a separate "sandbox" vault (Vault 3) for editing
"Cannot open file. Access denied." Fix: You didn't use Material Files or Shizuku. The stock Google "Files" app will not work. fallout shelter save editor android 13