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Last modified by Mengting Qiu on 2025/05/20 15:54
From version 42.1
edited by Mengting Qiu
on 2025/03/06 11:41
Change comment: Uploaded new attachment "image-20250306114107-2.png", version {1}
To version 46.1
edited by Mengting Qiu
on 2025/05/20 15:51
Change comment: There is no comment for this version

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346 346  
347 347  After upgrade the firmware, the serial port displays as follows：
348 348  
349 -[[image:image-20240528174330-13.png||height="286" width="568"]]
349 +[[image:image-20250306114107-2.png||height="371" width="744"]]
350 350  
351 351  
352 352  ==== 4.2.2.1 Configure CA certificate ====
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404 404  
405 405  After successful execution, as shown in the following figure.
406 406  
407 -[[image:image-20240528174502-15.png]]
407 +[[image:image-20250306134213-1.png]]
408 408  
409 409  Display (% style="color:blue" %)**"Successfully configured CA certificate."**(%%) If the configuration is successful, otherwise it is considered configuration failure.
410 410  
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527 527  Display(% style="color:blue" %)** "Successfully configured client private key."**(%%) If the configuration is successful, otherwise it is considered configuration failure.
528 528  
529 529  
530 -==== 4.2.2.4 For -CB /-CS model Certificate setting error/change certificate ====
530 +==== 4.2.2.4 Re-upgrade the firmware ====
531 531  
532 532  
533 +After completing the certificate configuration, Burn the [[bootloader>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/AE23WqlQ8CKU4cuy-sP1JkM/Utility/NB-IoT%20Bootloader?rlkey=ojjcsw927eaow01dgooldq3nu&e=1&subfolder_nav_tracking=1&dl=0]] firmware first, then re-burn the original working [[firmware>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/ANd2flSqspRRXl-ksF6gUqk/LTE-M?dl=0&rlkey=ojjcsw927eaow01dgooldq3nu&subfolder_nav_tracking=1]].
534 +
535 +
536 +==== 4.2.2.5 For -CB /-CS model Certificate setting error/change certificate ====
537 +
538 +
533 533  (% data-sider-select-id="7c5a8abc-e707-467b-ac02-db0a89098320" %)When you set the wrong certificate or you need to re-set another certificate.
534 534  Please use the following three commands：
535 535  
image-20250306134213-1.png
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