Samsung Galaxy S9 / S9+ - Format SD / Memory Card
Here's how to erase all data on the SD / memory card in your Galaxy S9 / S9+.
This procedure erases all data on the SD / memory card. It's recommended to back up your data before formatting.
To perform the steps below, ensure the SD / memory card is inserted.
- Ensure that your smartphone isn't connected to a computer via the USB cable.
- Open theSettings app.
- Navigate: .
- From the Portable storage section, select the name of the SD / memory card.The name varies depending upon the type of card used.
- TapFormat.
- To continue, review the disclaimer then tapFormat SD card.Allow several seconds for the process to complete.