Chinese version of the Nokia 6 (TA-1000) got the official software update that enabled the installation of the Google Play apk and latest July security update. This is great news for everybody who purchased the Chinese version of the device, which did not have the possibility to use the Google applications, or Google Play service.
The information came from the reliable source, and NPU also got the same tip, so you should be able to start updating your TA-1000 device. The size of the update is around 380 MB.
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