From then on, whenever someone mentioned WhatsApp backup errors, Elena smiled and said: “Disable USB storage — even if it looks empty. Sometimes phones need a little lie to behave.”
After a quick search, she learned the truth: some Android phones label the internal emulated storage as “USB storage” in system settings, even when no cable is plugged in. A glitch in the storage access permission was tricking WhatsApp into thinking the SD card or internal storage was mounted as a computer drive. From then on, whenever someone mentioned WhatsApp backup
Elena sighed as WhatsApp flashed the same red banner again: From then on