Development [CLOSED] [21.08.23] G998B I Dr.Ketan ROM I OneUI 5.1 I OneUI 4.1 I OneUI 3.1

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dr.ketan

Recognized Developer / Recognized Contributor
ChangeLog R05

  • Based on G998BXXU3AUE8 Jun 2021 security patch OneUI 3.1
  • SafetyNet fix will auto apply with ROM Tool essential fix. Don't use any other safetynet fix
  • Magisk updated to stable 23
  • Ad Free host updated
  • Option for clock settings (Stock clock) added to ROM Tool - statusbar Icons
  • Option for Native speed meter added to ROM Tool - statusbar icons
  • Vanced Manager updated
Samsung base update ChangeLog :
  • The performance of Camera has been improved
  • Enhanced Quick Share
  • Improve file sharing between Galaxy devices using Quick Share.
  • The security of your device has been improved.

IMPORTANT : New base have updated bootloader so if you are running previous base, you must needs to update Bootloader & Modem else device won't boot. BL and Modem included in ROM zip with separate instructions.

TweaksPro recommended version is 1.0.0 or up

ROM Features


- Ad Free QS Panel Toggle
- SafetyNet Pre-fixed
- Reboot to recovery QS Panel Toggle
- Native call recorder (Manual) While you are on call - click 3 dot - Record (Should work without CSC restriction)
- Removed many stubs & common bloatwares (tried to preserve most functions though)
- Removed carrier bloatwares
- More secure OEM patch.
- High Volume warning disabled
- Pre fixed Titanium freezing while restoring apps
- Probable fix for Titanium Backup schedule
- Internet browser Secret mode
- S Health patch for using with rooted device.
- ROM Tool with following Options

  • Long Press Home customization : Select Device assistance as LP Home from settings, then select if you want to use it to assign to any
  • AdFree mode Enable/Disable
  • Single click install/uninstall custom fonts (on the fly)
  • YouTube Vanced Installer (No xposed requires)
    1. NonRoot - Requires MicroG to login
    2. Root - Truely alternate to Youtube, Can login to youtube without MicroG
  • You have to click on NonRoot/Root depending on your choice, then you needs to click "Install" tab and latest version of Youtube vanced will get installed.
  • StatusBar Icons
    1. Show/Hide stock battery
    2. Show/Hide 3minit battery
    3. show/hide stock clock
    4. show/hide 3minit clock
  • ROM Control - See below
  • Mods & Fix
    1. Titanium backup FC fix
    2. Google Pay Fix
    3. Added camera fix (Certain users reported camera failed issue. This is reported on stock too, here is someworkaroung meanwhile samsung fix it)
    4. Option to freeze CID manage (If some CSC have SIM change popup)
    5. Remove warning screen on bootsplash.
  • Update & Fix
- ROM Control (systemUI preferences)

    • Battery Bar with thickness and color option
    • Network meter with Toggle (Lt/Rt/Quick Panel/None) with color option
    • Virtual Key with Toggle (Lt side - Menu, Rt side - Power, Centre - Home)
PS : There may be few more options in ROM control but won't work if those are not mentioned here.


Installation Guide : (File included in ROM zip itself)
Requirement : G998B with TWRP installed
Installation guide included in zip inside
Download and extract zip - It have all required files. Read Installation.txt and follow to ther letter.

Known Bug/Tips/Fix

- 3 minit users can use 3minit battery paid version for free. Check this (Thanks to gharrington )


Download : DrKetanROM.com



PS : This is a fully customized ROM and for end users only, ROM or any part of ROM not allowed to redistribute,modify or to use as base to prepare new ROM.





STATUS : TESTING
 
Last edited:

babyboy3265

Senior Member
Sep 20, 2012
900
294
Jupiter
ChangeLog R05

  • Based on G998BXXU3AUE8 Jun 2021 security patch OneUI 3.1
  • SafetyNet fix will auto apply with ROM Tool essential fix. Don't use any other safetynet fix
  • Magisk updated to stable 23
  • Ad Free host updated
  • Option for clock settings (Stock clock) added to ROM Tool - statusbar Icons
  • Option for Native speed meter added to ROM Tool - statusbar icons
  • Vanced Manager updated
Samsung base update ChangeLog :
  • The performance of Camera has been improved
  • Enhanced Quick Share
  • Improve file sharing between Galaxy devices using Quick Share.
  • The security of your device has been improved.

IMPORTANT : New base have updated bootloader so if you are running previous base, you must needs to update Bootloader & Modem else device won't boot. BL and Modem included in ROM zip with separate instructions.

TweaksPro recommended version is 1.0.0 or up

ROM Features


- Ad Free QS Panel Toggle
- SafetyNet Pre-fixed
- Reboot to recovery QS Panel Toggle
- Native call recorder (Manual) While you are on call - click 3 dot - Record (Should work without CSC restriction)
- Removed many stubs & common bloatwares (tried to preserve most functions though)
- Removed carrier bloatwares
- More secure OEM patch.
- High Volume warning disabled
- Pre fixed Titanium freezing while restoring apps
- Probable fix for Titanium Backup schedule
- Internet browser Secret mode
- S Health patch for using with rooted device.
- ROM Tool with following Options

  • Long Press Home customization : Select Device assistance as LP Home from settings, then select if you want to use it to assign to any
  • AdFree mode Enable/Disable
  • Single click install/uninstall custom fonts (on the fly)
  • YouTube Vanced Installer (No xposed requires)
    1. NonRoot - Requires MicroG to login
    2. Root - Truely alternate to Youtube, Can login to youtube without MicroG
  • You have to click on NonRoot/Root depending on your choice, then you needs to click "Install" tab and latest version of Youtube vanced will get installed.
  • StatusBar Icons
    1. Show/Hide stock battery
    2. Show/Hide 3minit battery
    3. show/hide stock clock
    4. show/hide 3minit clock
  • ROM Control - See below
  • Mods & Fix
    1. Titanium backup FC fix
    2. Google Pay Fix
    3. Added camera fix (Certain users reported camera failed issue. This is reported on stock too, here is someworkaroung meanwhile samsung fix it)
    4. Option to freeze CID manage (If some CSC have SIM change popup)
    5. Remove warning screen on bootsplash.
  • Update & Fix
- ROM Control (systemUI preferences)

    • Battery Bar with thickness and color option
    • Network meter with Toggle (Lt/Rt/Quick Panel/None) with color option
    • Virtual Key with Toggle (Lt side - Menu, Rt side - Power, Centre - Home)
PS : There may be few more options in ROM control but won't work if those are not mentioned here.


Installation Guide : (File included in ROM zip itself)
Requirement : G998B with TWRP installed
Installation guide included in zip inside
Download and extract zip - It have all required files. Read Installation.txt and follow to ther letter.

Known Bug/Tips/Fix

- 3 minit users can use 3minit battery paid version for free. Check this (Thanks to gharrington )


Download : DrKetanROM.com



PS : This is a fully customized ROM and for end users only, ROM or any part of ROM not allowed to redistribute,modify or to use as base to prepare new ROM.





STATUS : TESTING
R05 uploading?

Thank you Doc!
 

losoollenos

Senior Member
May 18, 2015
136
28
BS AS
Very good dr Ketan and people of the thread. I am not running the ROM because it takes a period longer than the factory warranty that would be lost to install it, so I ask, if it had any equipment failure, there will be a way to totally damage the software including the download mode, so much so that it cannot be detected the existence of Root ??
 

babyboy3265

Senior Member
Sep 20, 2012
900
294
Jupiter
Very good dr Ketan and people of the thread. I am not running the ROM because it takes a period longer than the factory warranty that would be lost to install it, so I ask, if it had any equipment failure, there will be a way to totally damage the software including the download mode, so much so that it cannot be detected the existence of Root ??
Bro life is short, don't worry too much... Enjoy your phone on steroids with a custom ROM.

Chances that the phone will break because it is faulty and would still turn on to show them it has been rooted, are very small.

All of these rules are made to discourage you from getting your phone to work FOR you.

Even if it wasn't rooted and it broke after a few months, chances are the seller would still find some dumb excuse not to replace it or fix it.
 
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Reactions: losoollenos

Xaro2491

Member
Nov 10, 2017
13
1
Samsung Galaxy S21 Ultra
For me, battery life is not so good like on Note 10+. Playing a game like Clash of Clans or looking videos results in higher battery drain. Playing Rise of Kingdoms with middle settings results in a CPU temperature of 68 degrees and very high drain. I switched the 120 hz display to ordinary 60 hz which is a bit better but in comparison to the Note 10+ the S21 Ultra consumpts too much battery. I hope that Samsung will end to use the Exynos in the next generations of smartphones.
 

dr.ketan

Recognized Developer / Recognized Contributor
in the instructions it says to Flash Boot loader and Modem with Odin from PC, but there is an AP file also.
Do we flash that as well in Odin?
Yes. All three parts needs to flash, Installation.txt in bootloader zip have this instructgion too.
 

paul_cherma

Senior Member
Apr 20, 2021
93
19
For me, battery life is not so good like on Note 10+. Playing a game like Clash of Clans or looking videos results in higher battery drain. Playing Rise of Kingdoms with middle settings results in a CPU temperature of 68 degrees and very high drain. I switched the 120 hz display to ordinary 60 hz which is a bit better but in comparison to the Note 10+ the S21 Ultra consumpts too much battery. I hope that Samsung will end to use the Exynos in the next generations of smartphones.
That's why I've been praying for a custom kernel lol. I have a snapdragon note 10+ with a custom kernel and battery life is insane compared to the exynos s21 Ultra. Still doing the same usage and I easily get 2x the SOT on the snapdragon note 10+. I feel like the exynos is very power hungry and just poorly engineered as a SOC ( yep I'm aware that the s21U has a better display and more power hungry specs but I still feel that the battery is weak overall on such a high end phone)
 

|||||

Senior Member
Jul 21, 2016
138
143
Earth / Solar System
Soooo Great!! Love that you made such a great Rom for one of the best Phones in 2021.
Also just most features that I liked most in other roms in the last 10 years..

Love it and probably this is the Reason why I will buy an S21 Ultra now my next one ;)

Also I like that you added privacy and removed the bloat ****. Looking forward to expand on this.

Keep this Alive, God and the World are very much thankful for your work :)
 
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  • 39
    G998B Dr.Ketan ROM

    Supported device : G998B

    We do support usually 2-3 years since device launched, but yet no guarantee, We may drop support for any device / any variant/s anytime without any prior notice.






    ROM Features

    ROM Features varies with version of ROM. For more details, read changelog post. Link available in post #3 for changelog of all versions.
    Must read changelog for a version you are going to install, it will have latest information about features, changes, known bug list/fix and Installation guide of respective version.

    Credit and Thanks :
    @Chainfire - Respected elite developer for supersu and his unbelievable contribution to XDA/Android community. @wanam - Respected elite developer for his awesome contribution and references to his works.
    @topjohnwu for Magisk
    @xperiacle the amazing developer for reference to his work and tools. @amarullz for aroma installer. @gharrington for 3minit battery and QuickLaunch.
    ROM Control source and all credit and thanks goes to @daxgirl and @Wuby986 for their open source project for RomControl.
    @AbrahamGC for some ideas samsungvn htcmania & 4PDA for tips and some stock apks.
    AbrahamGC and Anan1211 for Secure folder and s-health A12 ianmacd for TWRP @afaneh92 for TWRP, system/vendor rw scripts and modules. @Arteush for bluetooth fix (losing BT pair on reboot) on Android Q, aka_vkl for Dolby digital, kdrag0n for SafetyNet fix @Winb33 for custom font pack


    XDA devDB Information

    G998B I Dr.Ketan ROM , ROM for the Samsung Galaxy S21 Ultra

    Contributors

    Dr.Ketan
    ROM OS Version: Android 13
    ROM Kernel: Stock (pre-rooted). Source code (samsung) here
    ROM Firmware Required: Stock Samsung

    Version Information
    Status:
    Stable

    Created 2021-03-15
    22
    Installation and Download & Notes


    Important :


    - This will void warranty.
    - As of now you will lose Samsung Pay and Samsung Pass forever if you root once, even unrooting won't help. (hope in future we can get it working on tripped knox device)
    - OTA won't work once you root device.
    - ROM Tool permission : Files & media - To save and read files, Calendar - Tool needs some time monitoring to avoid using RT immediately after reboot. Special access for accessibility service - Since Android 12 it requires for QS panel custom Toggl e.g. Reboot to recovery

    Installation :


    Read ChangeLog post for Installation instructions (link on post #3)

    PS : Who can handle consequences of dirty flashing, they never need to ask this question in forum. If you dirty install then handle it yourself .




    Download : Link removed as project hold off. It will be live if we decide to re-open thread. Thank you for support.

    13
    Guys
    Quite busy with life, just y'day started N10 re base so first needs to complete it. Later (when time permits) will start workings on beta2. Kindly keep patience. Thanks all.
    13
    Here some my thoughts and explanation about TWRP backup and restore

    Firstly brief explanation about what does partition contains.
    • Boot : It is Kernel
    • Recovery : It is Recovery
    • super : That contains odm,product,system and vendor partitoin all togather.
    • optics : CSC files (where we routinely making changes for csc features) and network settings depending on your carrier
    • prism : carrier related apps and other stuff . In odin when you flash CSC*_ or Home_CSC* these two optics and prism gets flashed.
    • data : That is all your installed app and made changes in settings

    Now what to backup/restore?
    • boot - Helps if something messed up with magisk or waht to restore kernel after flashing custom.
    • recovery - usually it doesn't require but if you flash some other recovery(TWRP) and you want to restore one in backup, that helps
    • super : As stated above these is main system, if something you have messed up in system/vendor (usually with flashing something, or erasing something) you can restore by super.img.
    • optics and prism : as explained above are CSC files, Rather than restoring it, I prefer to flash HOME_CSC*.tar.md5 to make csc compartment clean. So to backup or not not much important.
    • data : This very sensible part. I prefer to make data backup when there is no samsung a/c or Lockscreen protection there. Also don't restore it cross version of ROM. Also some common mistakes user making is, He/She clen install ROM and then restore data partiton of previous ROM. This is worst then even dirty installing ROM, never do it. It is just false sense of satisfaction that you made a clean install. According me, data partiton backup best to be made just after complete clean install ROM and setting up device without adding any account and lockscreen protection. So when you restore this backup, you will have a device just like you recently completed clean install and save your time to setup initial wizard
    Backup Application,Call logs,Contacts,SMS etc

    Titanium backup was ruling for decade for these but since A11 it's not trust worthy and on A12 almost useless.
    Swift Backup is now my choice (Some other like Migrate, App dash (by RD XDA dev flar2) also alternatives)
    For contacts : I do prefer google sync. Just adding google ac everything will be restore on it's own, provided you are saving contacts in google. In case you want to make off line backup of contact, there is a built in utility in phone. Contact - settings - export - This will create a file. Similarly browse same file while you want to import contacts. Catch in this is your contact image will not retain size and it just backup thumbnail picture.
    Only one utilility I have found that makes offline contact backup without distoring image quality is My Phone Explore client (needs on both PC and Phone). Also this utility is best for wireless file manager.

    Schheduled backup - A must needed utility.

    I always prefer clean installation (Factory reset withot wiping media files) and really it takes less than 30 minutes to setup everything.
    If you enable schedule backup utility in your Backup app (e.g Swift backup have this) and make some profile like
    1.Backup - new app at X time then it will auto backup all app that you have new installed at given time
    2.Backup updated app at x time - This will make backup of any app that you have updated in store will backup at given time
    3.Any app which get data changes frequently and you needs data changes like whatsapp then create a profile favorite app - add whatsapp in favorite and schedule it to make backup daily at given time.

    with these your device always remain ready to clean install anytime instead of last moment backup or some urgent clean install needed.

    Also Folder Sync is good utility if you needs duplicate copy of files from Internal storage with scheduled operation.

    Hope this may helpful and answer lots of queries for many.