samsung s5 g900f lolipop 5.0 network unlock solution

samsung s5 g900f lolipop 5.0 network unlock process which i did. for unlock this you have to downgrade your mobile from lolipop to kitkat

1)  i have run z3x samsung tool 20.5  then select model

2) click on model then it will open flash tab , see belowe flash there is a preset scroll down it. now you can see there file list with android version. download any.

3) wait for download, after download when you extract it you will get a single file to flash, so flash with odin. select file in pda tab

4) after write kitkat 4.4.2 with odin now time to flash a modem file with odin same as we write kitkat

     note: this modem file must be same as your basbend version. you can search on google for modam file with basband version.

5) after write this modem file your mobile will be in restart condition. but dont worry 

6) now you have to agin write kitkat 4.4.2 with odin which we did in step 3. after doing this now your mobile is complety downgrading  from lolipop 5,0 to kitkat 4.4.2

7) now search kingoroot software for pc in google and install it. then with this software you can root your samsung mobile.

8) now agin we have to use z3x but remeber this time dont use samsung tool 20.5 instead of this install and use samsung tool 19.1 so open this tool. select model

9) in mobile on condition dial *#0808# and choose dm+ adb option. and after doing this connect mobile to pc it will install driver for adb.

10) now wipe efs with samsung tool 19.1

11) now write crt file with samsung tool for your model g900f  (search on google)

now your mobile is ready to use.