Xiaomi Mi6

1. Firmware, twrp, root : https://xiaomi.eu/community/threads/9-1-10.48651/

IMEI Change : https://www.youtube.com/watch?time_continue=143&v=O3GPFLCCvMw 

https://www.androidbrick.com/ultimate-guide-qualcomm-snapdragon-imei-baseband-repair-fix-part-2/ 

fastboot flash recovery twrp.img
fastboot boot twrp.img

Installation:

Xiaomi devices:

• Install TWRP via Fastboot mode, then install our ROM
• Code:

  fastboot flash recovery twrp.img
  fastboot boot twrp.img

• TWRP Recovery Zip DOWNLOAD or TWRP.ME
• For ROOT install Magisk (may cause lags and fingerprint issue) in TWRP and reboot one more time after install to get rid of system lags

ROMs for devices with locked bootloader:

• Unlock your first bootloader here http://en.miui.com/unlock/
• Install TWRP via Fastboot mode, then install our ROM
• Code:

  fastboot flash recovery twrp.img
  fastboot boot twrp.img

• TWRP Recovery Zip DOWNLOAD or TWRP.ME
• Wipe /data partition (NEVER wipe System or Persist!)
• Copy our ROM to the internal storage
• Install our ROM
• Reboot
• done

Installation via TWRP:
- Download zip to internal storage
- Updater - Menu (...) - Reboot to Recovery
- Install - Select zip
- Reboot
- Done

Translators:

• Follow XML changes in Source of MIUIv10 here
• Our translation guide is here
• Check for errors in your repo here

Give kudos to your translators. This is a huge group effort and continues to grow bigger!
Language included in our MIUIv10:

2. install new firmware:

Flash TWRP recovery > Boot to TWRP recovery > Format data in TWRP recovery (it will remove encryption from data partition) > Reboot to recovery > Copy rom.zip to internal storage while you are in TWRP recovery > Install rom.zip > Reboot to system > Done 

This is a safe procedure.

3. Unlock

miflash_unlock-en-3.3.827.31.zip
acc id 174 ... 365



4. ADB diag mode using ADB or a Terminal

adb shell
su
setprop sys.usb.config diag,serial_cdev,rmnet,adb


5. PDC default:

6. Tools:


XiaomiMiFlash

XiaomiMiTool

Miflash_unlock

7. Firmwares:

https://en.miui.com/download-326.html 
https://xiaomi.eu/community/




8. AT commands
https://www.etsi.org/deliver/etsi_ts/127000_127099/127007/13.03.00_60/ts_127007v130300p.pdf

https://m2msupport.net/m2msupport/software-and-at-commands-for-m2m-modules/

AT
OK

AT+CGSN
866654xxxxxxx

AT+CASIMS
ERROR

AT+CGDCONT?
+CGDCONT: 1,"IPV4V6","NET","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,0
+CGDCONT: 2,"IPV4V6","IMS","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,0
+CGDCONT: 3,"IPV4V6","SOS","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,1
+CGDCONT: 4,"IPV4V6","internet","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,0


AT+CSMS?

+CSMS: 0,1,1,1

OK
Service-> GSM 27.005 Compatible
Mobile Terminated SMS -> Supported
Mobile Originated SMS -> Supported
Broadcast SMS messages -> Supported 




AT+COPS
OK
 
AT+COPS?
+COPS: 0,0,"orange orange",7

OK
AT Supported commands: AT+CLAC



AT+CLAC

&C
&D
&E
&F
&S
&V
&W
E
I
L
M
Q
V
X
Z
T
P
\Q
\S
\V
%V
D
A
H
O
S0
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S30
S103
S104
+FCLASS
+ICF
+IFC
+IPR
+GMI
+GMM
+GMR
+GCAP
+GSN
+DR
+DS
+CMEE
+WS46
+PACSP
+CFUN
+CLCC
+CBST
+CRLP
+CV120
+CHSN
+CSSN
+CREG
+CGREG
+CEREG
+CSCS
+CSTA
+CR
+CEER
+CRC
+CGDCONT
+CGDSCONT
+CGTFT
+CGEQREQ
+CGEQMIN
+CGEQOS
+CGCONTRDP
+CGSCONTRDP
+CGTFTRDP
+CGEQOSRDP
+CGQREQ
+CGQMIN
+CGEREP
+CGPADDR
+CGDATA
+CGCLASS
+CGPIAF
+CGSMS
+CSMS
+CMGF
+CSAS
+CRES
+CSCA
+CSMP
+CSDH
+CSCB
+ES
+ESA
+CMOD
+CEMODE
+CVHU
+QCGEQMIN
+QCGEQOS
+QCGEQREQ
+QCGQMIN
+QCGQREQ
+QCGTFT
+CKPD
+CTSA
+CFUN
+CMAR
+CDIS
+CRSL
+CSS
$QCPWRDN
$QCSIMSTAT
$QCPBMPREF
$CREG
$CCLK
$QCCNMI
*CNTI
$QCCLR
$QCDMR
$QCDNSP
$QCDNSS
$QCTER
$QCSIMAPP
$QCPINSTAT
$QCPDPP
$QCPDPLT
$QCPWRDN
$QCDGEN
$QCPDPCFGE
$QCANTE
$QCRPW
$QCSQ
$CSQ
$QCSYSMODE
$QCCTM
$QCBANDPREF
^PREFMODE
^SYSINFO
^SYSCONFIG
^CARDMODE
^DSCI
$QCVOLT
$QCHWREV
$QCBOOTVER
$QCDEFPROF
$QCMRUE
$QCMRUC
$QCAPNE
$QCPDPIMSCFGE
$QCCLAC
^SPN
$QCRMCALL
$QCDRX
$QCRSRP
$QCRSRQ
$QCACQDBC
$QCATMOD
$QCCOPS
^MODE
$QCSIMT
$QCNSP
$QCRCIND
$QCCSGCOPS
$QCPDPCFGEXT
$QCPRFCRT
$QCPRFMOD
$QCRSCP
$QCECNO
$QCPCOLIST
$QCMSISDN
$QCPCOMSISDN
$QCCALLATTR
$QCIMSSRV
$QCCCFC