上面翻译属于下面这部分: To combine 3 parts files : put all the parts into the same folder, then double click on ROM-Part1.rar, all the other parts will unpack and combine automatically. If any problem with the ROM, maybe because the ROM have corrupted during the download process, you can try to re-download the ROM. 2. Install the ROM Manager on your Xiaomi Redmi Note 4g . Get it from Google Play Store, then install the clockwork mod recovery. You also can use ROM Installer application from JRummy Apps Inc.(Get it from Google Play Store). 3. Connect your Xiaomi Redmi Note 4g to your PC employing the USB information cable. Copy the “ROM.zip” file you downloaded to the SD memory card. 4. Restart your device in the recovery mode using ROM Manager. As soon as in Recovery Mode, go to ROM Manager and select backup/restore to back-up your information. 5. From the Recovery Menu do a total data erase (including Delvik Cache). When completed, go back to Recovery Principal Menu and choose Flash ROM from