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By LaySoft
#86936 I tried to update my firmware over the network, but remains the same:
Code: Select allAT+GMR
0018000902

OK
AT+CIUPDATE
+CIPUPDATE:1
+CIPUPDATE:2
+CIPUPDATE:3
+CIPUPDATE:4

OK
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[System Ready, Vendor:www.ai-thinker.com]
AT+GMR
0018000902

OK

What's the problem?