[Samsung Galaxy Watch] Mithos11:
New Tutorial for Tizen 5 on SM-R825F

The following guide is just a tutorial on how I changed the CSC,

if you decide to follow it you take every risk

Step#0: Charge your watch to >90% charged

Step#1: Download 'NETODIN' https://androidfilehost.com/?fid=11410963190603905901

Step#2 Download SDBStarterKidv1 from https://androidfilehost.com/?fid=6006931924117921328

Step#3: For model R825F download Combination Firmware COMBINATION-FT55_R825USQU1AUA4_clean.zip https://xdaforums.com/attachments/combination-ft55_r825usqu1aua4_clean-zip.5303647/ (Combination For R825F or 825U is the some)

Thank's to @adfree

download stock firmware for R825F R825FXXU1CUA5_Tizen_4File_CSC (OXA).zip https://xdaforums.com/attachments/r825fxxu1cua5_tizen_4file_csc-oxa-zip.5273729/

Thank's to @adfree

Step#4: Keep on holding the Home button on the watch till you see Rebooting popup appears

Step#5: Immediately start pressing the Home button until the recovery option appears

Step#6: now press Home button again to drop down to "download mode (wireless mode)

Step#7: now hold the Home button again for some time till the black screen appears

Step#8: at the download mode screen now again press home button again until connection type changes to AP

Step#9: check your wireless network in your computer, you will see a new open network will appear showing model number of your watch, connect your system to that network

Step#10: Now open NETODIN and you will be able to see that NETODIN shows connected

Step#10a If you have a firmware diiferento from R825FXXU1CUA5_Tizen_4File_CSC (OXA) upgrade or downgrade at R825FXXU1CUA5_Tizen_4File_CSC (OXA) then go again at Step#4

Step#11: In NETODIN select options and turn off (untick) AUTOREBOOT.

Step#12: Click on AP in NETODIN and select the file from the combination firmware, when NETODIN has finished checking the file, press the start button.

Step#13: once you see pass status in NETODIN press the reset button ( in my case gived fail, but not a problem, reload net odin if doesn't recognise watch launch it again and

Step#13a: In NETODIN select options again and again turn off (untick) AUTOREBOOT

Step#13b: Select CSC and select the CSC file located in the STOCK ROM file (Step#3), press start button

Step#14: once you see pass status in the NETODIN, hold the Home button on your watch until you see rebooting splash and repeat the STEP#6 to access the recovery options menu

Step#15: go down so "recovery" is selected and then hold down the HOME button until black screen appears

Step#16: your watch shall start normally and after that go to settings in your watch turn on wifi and connect to your wifi network, just search for IP their and note it down

Step#17: go to about and software "third item written in blue color of two characters most likely" locate software and continue tapping on that until you see some popup appears

Step#18: restart your watch (hold home key until it powers off, then hold home key again till it restarts)

Step#19: open SDBStarterKidv1.zip and extract content. Open the folder data/tools and run ansicon.exe. This will open a CLI = Command Line Interface

Step#20: Type: sdb connect ***.***.*.***

ps * indicate your watch ip which you have written in step #16

you shall see connected to

Step#21: Type: sdb root on

Step#22: Type: sdb pull /csa/csc/csc-active-customer.inf

Step#23: Type: sdb pull /csa/imei/prodcode.dat

Step#24: now open and edit, in sdb_2.2.60_windows-64\data\tools folder, with notepad these files, csc-active-customer.inf and prodcode.dat, and change CSC old with your new CSC

and save

Step#25: type: sdb push csc-active-customer.inf /csa/csc/

Step#26: Type: : sdb push prodcode.dat /csa/imei/

Step#27: rebbot you watch in odin wifi mode

Step#28: launch net odin connect your watch ad charge your stock firmware (Step#3) and press start

Step#29: after the reboot enjoy your watch with working samsung pay

Step#30: in my case after reboot asked me to update new firmware via OTA

as a visual guide I recommend the video of this link:

https://xdaforums.com/showpost.php...RL]https://xdaforums.com/att...5&d=1515359315

Step#2 Download SDBStarterKidv1 from https://xdaforums.com/att...2&d=1511255266

Step#3: For model R825F download Combination Firmware https://androidfilehost.com/?fid=4349826312261729030 (Combination For R825F or 825U is the some) download stock firmware for R825F

https://mega.nz/#!9scnEaTJ!RRd9ZHG8hPTe2ZNGgzcunbx_Mn_SHCfoBkxpsMIiTa8

Step#4: Keep on holding the Home button on the watch till you see Rebooting popup appears

Step#5: Immediately start pressing the Home button until the recovery option appears

Step#6: now press Home button again to drop down to "download mode (wireless mode)

Step#7: now hold the Home button again for some time till the black screen appears

Step#8: at the download mode screen now again press home button again until connection type changes to AP

Step#9: check your wireless network in your computer, you will see a new open network will appear showing model number of your watch, connect your system to that network

Step#10: Now open NETODIN and you will be able to see that NETODIN shows connected

Step#11: In NETODIN select options and turn off (untick) AUTOREBOOT.

Step#12: Click on AP in NETODIN and select the file from the combination firmware, when NETODIN has finished checking the file, press the start button.

Step#13: once you see pass status in NETODIN press the reset button ( in my case gived fail, but not a problem, reload net odin if doesn't recognise watch launch it again and disconnect/reconnect wifi named SM-R825F)

Step#13a: In NETODIN select options again and again turn off (untick) AUTOREBOOT

Step#13b: Select CSC and select the CSC file located in the STOCK ROM file (Step#3), press start button

Step#14: once you see pass status in the NETODIN, hold the Home button on your watch until you see rebooting splash and repeat the STEP#6 to access the recovery options menu

Step#15: go down so "recovery" is selected and then hold down the HOME button until black screen appears

Step#16: your watch shall start normally and after that go to settings in your watch turn on wifi and connect to your wifi network, just search for IP their and note it down

Step#17: go to about and software "third item written in blue color of two characters most likely" locate software and continue tapping on that until you see some popup appears

Step#18: restart your watch (hold home key until it powers off, then hold home key again till it restarts)

Step#19: open SDBStarterKidv1.zip and extract content. Open the folder data/tools and run ansicon.exe. This will open a CLI = Command Line Interface

Step#20: Type: sdb connect ***.***.*.***

ps * indicate your watch ip which you have written in step #16

you shall see connected to

Step#21: Type: sdb root on

Step#22: Type: sdb pull /csa/csc/csc-active-customer.inf

Step#23: Type: sdb pull /csa/imei/prodcode.dat

Step#24: now open and edit, in sdb_2.2.60_windows-64\data\tools folder, with notepad these files, csc-active-customer.inf and prodcode.dat, and change CSC old with your new CSC and save

Step#25: type: sdb push csc-active-customer.inf /csa/csc/

Step#26: Type: : sdb push prodcode.dat /csa/imei/

Step#27: rebbot you watch in odin wifi mode

Step#28: launch net odin connect your watch and charge your stock firmware BL, AP, CP and CSC and press start

Step#29: after the reboot enjoy your watch with working samsung pay

Step#30: in my case after reboot asked me to update new firmware via OTA

as a visual guide I recommend the video of this link:

https://xdaforums.com/showpost.php?p=81777057&postcount=223

thanks to @adfree for the fundamental support and patience and to @tb for inspiration and for tutorial on which this is based

thanks to @adfree for the fundamental support and patience and to @tb for inspiration and for tutorial on which this is based