The 5G version of the Xiaomi Mi 9 has appeared on TENAA. These are just preliminary details, the full specifications are yet to be published, but they do confirm some of the rumors and give us some photos to look at. The phone is slightly thicker - 8.95mm, up from 7.6mm - to accommodate a larger 4,000mAh battery (up from 3,300mAh). It should support 45W fast charging (up from 27W). According to the TENAA data, the screen size remains at 6.39", but the rumors claim additional upgrades are happening too - like switching the 1440p+ resolution. Also, Xiaomi is expected to bump the...