Xiaomi Mi 9T RAW & JPEG import via USB C to USB C connection OTG Android
How to import RAW photos from Fujifilm to your Android phone ?
Use the USB OTG option on Android !
Example with the Xiaomi Mi 9T and Fujifilm X-S10.
Connect a USB C to USB C between your phone and your Fujifilm Camera.
Adobe Lightroom
If you have the Adobe Lightroom App installed on your phone, you can scan all JPEG, RAW files and Videos files in the memory card of your Camera. You can select which one to import directly into a Lightroom Album.
Google Photos
Google Photos can be used to navigate through your files, and import them.
Android File Manager
Lastly, with the Android file Manager the default file manager installed on your phone, example here with the file manager of the Xiaomi MI 9 T, import into a folder in the phone memory.
The advantage of directly connect the camera to the phone with a USB cable, it allows you to import the RAW files. Then you can edit RAW files directly into your Adobe Lightroom App.