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Panasonic KX-NT680 factory reset and upgrade firmware

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v4rr

IS-IT--Management
Joined
Sep 11, 2024
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6
Hello,
How to factory reset for KX-NT680, and please send link to nre firmware for this phone. And please send instruction for upgrade this phone
 
Reboot the NT680 go to factory reset enter the code: 7262 (PANA)
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Thanks !
You have firmware for NT551 ?
 
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