This thread for all available MIUI ROMs download links for Redmi S2 (ysl) device. I hope this thread will help every Mi Fans!
How to upgrade to MIUI Developer ROM
1. Back up your data and apps before upgrading to MIUI.
2. Stable ROM users of MIUI, please upgrade to MIUI Dev ROM via fastboot method (download fastboot ROM).
3. MIUI Global Beta ROM users, If your device is bootloader locked, please unlock it before fastboot flashing.Unlocking guide
Note- After Updating ROM via Updater App if you're facing any bugs then try reset once or Better RECOMMENDED to do a clean flash via FASTBOOT method (Miflash Tool)
Collection of ROMs
Global Stable ROM:
Global Beta ROM:
Please let me know if there is any broken link or wrong information.