Thank you, can't I update firmware by OTA ? OTA says I'm using the latest firmware NMF26Q.20170622 test-keys-190238. I'm using Update&Beсup application.
Why I need to update firmware by USB burning tool, OTA dont work? OTA says I'm using the latest firmware NMF26Q.20170622 test-keys-190238 (Update&Beсup application).