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Before updating the device software, it's recommended that you back up the device memory to ensure that no data is lost. It can also be useful to back up the device memory regularly to ensure that no data is lost in case of defects and crashes. Follow these instructions to back up the device memory.
1. Install Samsung Kies
Find the download section on the web page to download Samsung Kies.
Download and install Samsung Kies.
2. Connect device and computer
3. Back up phone memory
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