MIUI 10 China Developer ROM 8.9.20 Released With Domestic Card-Less Mode


Today on September 21, it was again on Friday, MIUI development released the 389th-week update which number is 8.9.20. Due to the Mid-Autumn Festival and National Day holiday, the internal test and public beta update will be suspended from September 21 to October 7 and will resume on October 8.

In this week’s update, the new SOS emergency help function is set up. Xiaomi Mi Note 3/Xiaomi Mi Max 3 SOS emergency help supports the automatic call for help. Added Xiaomi Menka to add virtual door card function (Mi NFC model) Global internet.


The new version also added a domestic “one dollar traffic” cardless mode, which uses virtual SIM technology. When the traffic service is enabled, a virtual number will be sent to the mobile phone. Different from the USIM physical card that Xiaomi introduced before, it realizes cardless Internet access at the software level.

In addition, it also fixes multiple bugs, such as fixing several modules, improving the stability of the Xiaomi Mi 6 system, and fixing the slow unlocking speed of Bluetooth.

The MIUI 6/7/8/9 developer version can be upgraded to “Settings → My Device → MIUI Version”, If you are using MIUI 6 / MIUI 7 / MIUI 8 / MIUI 9 stable ROM, please upgrade to MIUI 10 via the fastboot method.

It should be noted that in recent days, individual models have been added to the anti-return mechanism, and it will not be possible to downgrade the old version of the developer or the stable version, otherwise, it will cause the device to become brick.

Do not forget to follow us on our Facebook group and page to keep you always aware of the latest advances, News, Updates, review, and giveaway on smartphones, tablets, gadgets and more from the technology world of the future.


Leave A Reply