Make : OnePlus
Model : Nord CE 2
Model Code : IV2201
Model Codename :
Purchased : 2022-08-30
Storage : 128GB
RAM : 8GB
Factory Firmware Version
: IV2201_11_A.11
Firmware Version
: IV2201_11_A.13
XDA Devs : https://forum.xda-developers.com/f/oneplus-nord-ce-2.12541/
Firmware Versions
- A.11 was original factory version
- A.12, A.13 are incremental updates
- C series is Android 12 preview
- released with a rollback package for A.13
Rooting
- https://www.getdroidtips.com/oneplus-nord-ce-2-5g-firmware-flash-file/
- https://www.droidwin.com/how-to-root-oneplus-nord-ce-2-via-magisk-and-ofp-firmware/
- Android 12 preview with A.13 rollback package
Files
-
https://oxygenos.oneplus.net/oplus_ota_downgrade_Rollback.zip , contains:
-
ota_downgrade.zip
, contains (sha1sum):678275d44cbec87a64be8c7fbf450cd2c80d58ab vbmeta.img
-
-
boot.img
-
A13P2.img
India A13 patched (sha1sum:91cf3ae2454bf6689a1faa5b8babcb96a2b25a6e
)
-
-
vbmeta.img
(India A12) (sha1sum:7f61424960d481b06ce515597482df4db84a48eb
)
Procedure
-
Developer Mode
- OEM Unlocking
- Advanced Reboot
-
Unlock Bootloader
- Reboot to Bootloader
fastboot flashing unlock || fastboot oem unlock
- Deletes all data
- Reboot to OS
-
Root
-
Pre-requisites
- Download Magisk APK
- Download firmware of OnePlus Nord CE 2 (the same version that is installed on your phone)
-
Patch bootloader
- Extract firmware and copy the
boot.img
to phone - Install Magisk app
- Open Magisk app, click Install.
- "Select and patch a file", patch
boot.img
- Copy phone:
magisk_patched.img
to host
- Extract firmware and copy the
-
fastboot --disable-verity --disable-verification flash vbmeta vbmeta.img
(otherwise bootloop) fastboot flash boot magisk_patched.img
-
fastboot --disable-verity --disable-verification flash vbmeta vbmeta-a13-rollback.img
fastboot flash boot A13P2.img
Bootloop Recovery
- Hold Power and Vol Down to reboot to bootloader
-
fastboot --disable-verity --disable-verification flash vbmeta vbmeta.img
(otherwise bootloop)
Engineering Mode
https://mobilexfiles.com/phones/oneplus/oneplus_nord_ce_2/secret_codes/
-
*#06#
- IMEI (International Mobile Equipment Identity) number -
*#*#3646633#*#*
or -
*#*#54298#*#*
- Engineering Mode (for smartphones based on MTK processor) -
*#*#4636#*#*
- Displaying Phone Information (Phone, Battery, WiFi and other) -
*#*#225#*#*
- Calendar Storage, show the number events in your calendar -
*#*#426#*#*
- Google Play services android. -
*#*#759#*#*
- Access to Rlz Debug Ul -
*#*#36245#*#*
- Email debug information -
*#*#8255#*#*
- Used to launch G Talk Service Monitor -
*#*#64663#*#*
- Used to launch Hardware Test -
*#*#7780#*#*
- Return to factory setting. 27673855# - Full reset EEROM. -
*#*#232338#*#*
- Displays Wi-Fi Mac-address -
*#*#34971539#*#*
- Shows complete camera information -
*#*#1234#*#*
- PDA and Phone firmware info -
*#*#7594#*#*
- Changing the power button behavior-Enables direct poweroff once the code enabled -
*#*#1472365#*#*
- For a quick GPS test -
*#*#273283*255*663282*#*#*
- For a quick backup to all your media files -
*#*#1575#*#*
- GPS Test Code -
*#*#197328640#*#*
- Enabling test mode for service activity -
*#*#0283#*#*
- Packet Loopback test -
*#0228#
- battery calibration -
*#*#232339#*#*
OR -
*#*#526#*#*
- Wireless Lan Tests -
*#*#0*#*#*
- LCD display test -
*#*#3264#*#*
- Show Ram version -
*#*#1111#*#*
- FTA Software version -
*#*#2664#*#*
- Touch-Screen test -
*#*#0588#*#*
- Proximity sensor test -
*#*#8351#*#*
- Enables voice dialing logging mode -
*#*#232331#*#*
- Bluetooth Test Mode -
*#*#232337#*#
- Displays Bluetooth address -
*#*#7262626#*#*
- Field test -
*#*#0289#*#*
OR -
*#*#0673#*#*
- Audio test -
*#*#0842#*#*
- Vibration test and BackLight test -
*#*#2663#*#*
- Touch-screen version Oneplus Nord CE 2 -
*#*#44336#*#*
- Displays Build time and change list number -
*#*#4986*2650468#*#*
- PDA, Phone, Hardware, RF Call Date firmware info -
*#*#8350#*#*
- Disables voice dialing logging mode -
*#*#2222#*#*
- FTA Hardware verion https://mobilexfiles.com/