UR52 & UR55 User Guide
Click "Save" and "Apply" for configuration to take effect.
Note:
If you select "Auto", the router will obtain ISP information from SIM card to set APN, Username, and
Password automatically. This option will only be taken effect when the SIM card is issued from
well-known ISP.
If you select "4G First" or "4G Only", you can click "Save" to finish the configuration directly.
If you select "3G First", "3G Only", "2G First" or "2G Only", you should manually configure APN,
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