: If you specifically need to turn a single text ( .txt ) file into a .zip file, you can use online tools like Online-Convert .

: Tap the More (three dots) button at the bottom and select Compress .

: Enter a name for your archive. Ensure the drop-down menu is set to zip (you may also see .7z as an option).

The easiest way to create a .zip file without downloading extra apps is through the Samsung My Files app:

: Tap Compress . The new .zip file will appear in the same folder. Other Methods

: Touch and hold one file to select it. You can then tap additional files to include multiple items.