How to Install Cyanogenmod 13 (6.0.1) in Galaxy S3 (i9300)

As Galaxy S3 I9300 won’t probably be getting an official Marshmallow update firmware, the users can still enjoy Android M on their device. The entire process is pretty simple, you just have to flash the CyanogenMod 13 6.0 ROM of Samsung Galaxy S3 I9300 through a custom recovery (TWRP Recovery preferable). Make sure you follow every steps carefully or else you won’t be able to boot into CM 13 ROM.

• Finger Print support
• Multi Window Support
• New SyStem UI and more Customization
• Awesome Battery backup through Doze
• New “Do Not Disturb” settings, a good step up from Lollipop
• Better Theme App.
• All the features of Android M.

REQUIRED

1. Root & Install Latest TWRP Recovery in Samsung Galaxy S3 I9300
2. Charge battery to at least 60%.
3. This ROM is only for Galaxy S3 I9300. Please don’t try this on any other device.
4. Backup your current ROM and if necessary, your user files

BUGS
None. Report if any

S3 CM13

How to Install CyanogenMod 13 6.0.1 ROM in Galaxy S3 I9300:

1. Transfer the downloaded CM 13 & GApps files to the root of your storage.
2. Switch off your Galaxy S3 I9300
3. Press and hold Press Volume UP + Home Button + Power Key at the same time to boot into Recovery mode.
4. Did you forget to backup your ROM? If yes, then do so now. Goto backup option in TWRP and select all the partitions including System, Data, Boot, Recovery, EFS and swipe right to backup.
5. After the backup, go back to the TWRP main menu and tap the wipe button.
6. Then, select Advanced Wipe > Dalvik Cache, System, Data, and Cache (Don’t select Internal storage)
7. Next, swipe to confirm. Wait for the wiping process to complete.
8. Next, Goto TWRP main menu & goto Install option.
9. Locate the CM 13 downloaded zip file & tap on it. Now swipe to Install the ROM.
10. Once the installation process is finished successfully, Again Goto TWRP Main menu, Tap on Install & locate the GApps zip file. Swipe to install GApps Package.
11. From recovery select “reboot” and enjoy.

INCASE OF BOOTLOOP ERRORS
Try wiping data, cache, dalvik, system and re-installing. Some people have reported that dirty flashing over CM 12.1 works.

1. CyangeonMod 13 ROM: Download.
2. GApps for CM 13 Galaxy S3: Gapps 6.0 (ARM/6.0/Mini) Do not boot the ROM before flashing these, or you will have to factory reset. For Now on Tap, use mini or higher

NOTE:
To enable Root access, Enable developer options and look in Settings -> Developer options -> root access. Currently Doze doesn’t work in Galaxy S3 I9300 but the developers might fix this in future updates. If your camera crashes frequently, download Google Camera from Playstore, don’t use the Camera of GApps. To Fix Stock browsing crashing issues, You need to grant it permission to access storage in Settings -> Apps -> Browser -> Permissions. If you have any other issue, contact Cyanogenmod using the report feature.!

• CyanogenMod
• Ajinkya (For sharing the post)
• Every other person who contributed to the work

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