[Xiaomi Mi 9 Guides, News, & Discussion] gianton:
Hello!

Notes:

- Standard disclaimer: I'll take no responsibility if you mess up your device by flashing any of these firmware/vendors.

- These firmware/vendors are only for the Xiaomi Mi 9 [CEPHEUS].

- Please don't flash these on the Xiaomi Mi 9T/SE etc!

- All Firmware/Vendors are extracted from the Official MIUI Stock Roms and from the Xiaomi.eu Multi Weekly Developer ROMs!

- These firmware/vendors are NOT full ROMs!

- These firmware/vendors are ONLY needed if you want to use an AOSP ROM and are NOT needed if you use an MIUI ROM!

Installation:

1. Download a Firmware/Vendor you want to install

2. Go to Recovery

3. Flash the downloaded .zip file

4. Reboot

5. Enjoy

Downloads:

Official Android 9.0 Pie

[B]Stable ROM Global Version: V10.2.11.0.PFAMIXM:[/B] [URL="https://www.mediafire.com/file/63r6xkk6oeac5ng/fw+vendor_cepheus_global_stable_10.2.11.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!JAYXmIbZ!UxYy1YNCboMMuiH23kN92mGV_PWrU6rewp1OZJglSEA"]Mega[/URL]

[B]Stable ROM Global Version: V10.2.13.0.PFAMIXM:[/B] [URL="https://www.mediafire.com/file/7qznd2m7gf7auka/fw+vendor_cepheus_global_stable_10.2.13.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!pFQyDCCC!5rTO9hxarzWfbLFmta4I4X9uRly8GjbPHZXD8ODcH9o"]Mega[/URL]

[B]Developer ROM Global Version: 9.6.27:[/B] [URL="https://www.mediafire.com/file/w3psyitop3rl7jp/fw+vendor_cepheus_global_dev_9.6.27.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!QJRRQQAC!JEdJaiOXi_60rYAuu9TYRFZpzor--3ZpwiixNv6DTAA"]Mega[/URL]

[B]Stable ROM EEA (EU) Version: V10.2.26.0.PFAEUXM:[/B] [URL="http://www.mediafire.com/file/vnwntnpynvfbtwx/fw%252Bvendor_cepheus_global_eea_10.2.26.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!cYJDiITZ!qH6FnKw5-JTiDOT2afYdoQINVk7FpGKTQedpNl1sxRM"]Mega[/URL]

[B]Stable ROM EEA (EU) Version: V10.2.30.0.PFAEUXM:[/B] [URL="http://www.mediafire.com/file/fpzsfqw63c2zntp/fw%252Bvendor_cepheus_global_stable_10.2.30.0_pfaeuxm.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!tUonRKxC!Vj2Q1GX9dbai05sFD-1VmffWlfLMVEbBdX04D3VosWQ"]Mega[/URL]

Official Android 10.0

[B]Stable ROM Global Version V11.0.1.0.QFAMIXM_10.0:[/B] [URL="http://www.mediafire.com/file/tj0r9fwlmh0qrs6/fw%252Bvendor_CEPHEUSGlobal_V11.0.1.0.QFAMIXM_fe2e2306cc_10.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!hZgxDYBZ!s-Hj-4HqYLVf2nHJhjR02oP3REhd8wzb4XilEH6fRGc"]Mega[/URL]

[B]Stable ROM Global Version V11.0.2.0.QFAMIXM_10.0:[/B] [URL="http://www.mediafire.com/file/e5l8yi3h0wk93ot/fw%252Bvendor_CEPHEUSGlobal_V11.0.2.0.QFAMIXM_38f824197c_10.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!IcR0RCbK!wnjgJ0D8wn7tw9p-_1sI8js1gdoj-yys3WVmxK2KMgw"]Mega[/URL]

[B]Stable ROM EEA Version V11.0.5.0.QFAEUXM_10.0:[/B] [URL="http://www.mediafire.com/file/tws0klihmp3y2jf/fw%252Bvendor_CEPHEUSEEAGlobal_V11.0.5.0.QFAEUXM_b75c33b811_10.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!Nd5D1aoJ!FDOJ7JOM6VsR2GKOAn2-iYEFFm9VXQ6PSAG7zhG3W3c"]Mega[/URL]

[B]Stable ROM Global Version V11.0.3.0.QFAMIXM_10.0:[/B] [URL="http://www.mediafire.com/file/5u65lsueq2ajgwn/fw%252Bvendor_CEPHEUSGlobal_V11.0.3.0.QFAMIXM_f321a89ed9_10.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!tFxxXSiY!zEgw8tBTmgskSgB5fxvlbhfO_o77u4cQBBWfs_TXmC8"]Mega[/URL]

[B]Stable ROM EEA Version V11.0.6.0.QFAEUXM_10.0:[/B] [URL="http://www.mediafire.com/file/kh7u16q9d0beb5t/fw%252Bvendor_CEPHEUSEEAGlobal_V11.0.6.0.QFAEUXM_1647340073_10.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!8Y4HSIgD!USV22SLkMOgutJIqf6NvqJ7eRQXr-KB_c6cVN117jXo"]Mega[/URL]

[B]Stable ROM China Version V11.0.5.0.QFACNXM_10.0:[/B] [URL="http://www.mediafire.com/file/hzue749vq67yhlm/fw%252Bvendor_CEPHEUSCNStable_V11.0.5.0.QFACNXM_035a571448_10.0.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!JBA1hYpS!Tsa-7LVHfRH9xPgwyzczyOHjQzv-4IYlIo3NzbvLTLA"]Mega[/URL]

Xiaomi.eu Android 9.0 Pie

[B]9.6.13:[/B] [URL="http://www.mediafire.com/file/aklq8l54wt1he7e/fw%252Bvendor_cepheus_xiaomi.eu_multi_9.6.13.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!NdpXTIZJ!B0MVb3xkdRdlURBj1AjCxRBqphvSVn6YgxzpGhrNnkM"]Mega[/URL]

[B]9.6.20:[/B] [URL="https://www.mediafire.com/file/d741rl9x0p32nxe/fw+vendor_cepheus_xiaomi.eu_multi_9.6.20.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!5QpRXKZJ!99jQyI9Yaj_-YfskSVxvzr3eGkuahM-aDficKmwTj1M"]Mega[/URL]

[B]9.7.11:[/B] [URL="https://www.mediafire.com/file/flnnoselqfxfyzq/fw+vendor_cepheus_xiaomi.eu_multi_9.7.11.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!BRo3HKpL!QMUWQykWHCjqsAZhUdJTeTUENeS8AiE0Sl3Xa8Q-x94"]Mega[/URL]

[B]9.7.19:[/B] [URL="https://www.mediafire.com/file/jnwcw65yrc34n1p/fw+vendor_cepheus_xiaomi.eu_multi_9.7.19.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!EQ4l2QBT!l099FTt4vtWlxVmRJ65D8nbx7IW4ysxY5E5V-qsDmtQ"]Mega[/URL]

[B]9.7.22:[/B] [URL="https://www.mediafire.com/file/2xh02jlbh5c1jc2/fw+vendor_cepheus_xiaomi.eu_multi_9.7.22.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!ZAoA1aIY!H8C7_ERETdjNWik1TsSd9sfkx3ntOWDltxJ3tGV3Qdc"]Mega[/URL]

[B]9.8.1:[/B] [URL="https://www.mediafire.com/file/ypishw26u7v06ht/fw+vendor_cepheus_xiaomi.eu_multi_9.8.1.zip/file"]Mediafire[/URL] [URL="https://mega.nz/#!ZI4zFIoS!MeVAVZK8mlpOO_yyStO042iWvGqtaleVdkKYkQPn77o"]Mega[/URL]

Xiaomi.eu Android 10.0 Q

[B]11.0.2.0.QFACNXM:[/B] [URL="https://mega.nz/#!pMZAiCCb!so7Z_Nh0QMFY-RHY4snD_pgukgdSYf4vo1uDEBHYNQU"]Mega[/URL]