Redmi Note 8T Russia Stable V11.0.5.0
OTA Apply for V11.0.4.0
https://bigota.d.miui.com/V11.0.5.0.PCXRUXM/miui-blockota-willow_ru_global-V11.0.4.0.PCXRUXM-V11.0.5.0.PCXRUXM-f7ab79ea04-9.0.zip
Recovery ROM
https://bigota.d.miui.com/V11.0.5.0.PCXRUXM/miui_WILLOWRUGlobal_V11.0.5.0.PCXRUXM_5cd2d649e7_9.0.zip
>>> All firmware: xiaomifirmware.net