ZTE MF631 is a high speed mobile broadband device which provides high speed up-to &.2mbps to the users in Indian market it is available along with TATA DOCOMO barrier so we can use only TATA DOCOMO SIM on it.This Device may cost around 2100Rs-To 2400 Rs

Before starting unlocking process there few things which you should take into account, first is to make sure that your data card is detected in your desktop/laptop
How to Unlock ZTE MF631 Modem
- First Of All get ZTE MF631 Unlocker From Here
- Install DC Unlocker/ZTE MF631 Unlocker As shows Here
- Now Open DC unlocker and in Manufacture drop down menu select ZTE DATA CARDS and in Model Number Select AUTO DETECT and Click On Search refer below screen shot

- Now it will search you modem and after it you can see following window showing ypur modem unlocking status

- Now Check Unlocking tab on DC unlocker click on it and then Select Unlock and it will unlock your modem and you are Done Enjoy :p
- Create new profile for you network provider (Using APN and User name and password), try to connect to the internet now.
Hope you will be able to unlock your Modem
You can comment below if you are facing any issue, or simply say thanks for the above article

i had some problems regading to modem, i hav run the dc unlocker software, and it search the modem automaticaly . but when i click to unlocking and then unlock a error appears and shows enter username aand password. plz guide me wat to do next , rply fast
have you installed dc unlocker with this guide http://www.modemunlock.com/dc-unlocker-crack-version-for-free-download.html ?? if yes then you have to open DC CRAP then try to unlock it will unlocked
hi,
I have 2 choice of 3g device
1) Huawei e1731 (airtel) ,unlocked
2)ZTE MF631 (Docomo) , unlocked
According to you which device is better in terms of speed, durability, life, operating temperature(not to be heated soon ), as almost both device have same specifications.
& both are available to me for the same price….
thanks!!!!!!!
hi dude please contact me via http://www.modemunlock.com/contact-me.html or let me know your mobile number
hi,
you have not told me about the device ,out of two which is best ?
kindly reply if possible…
1) Huawei e1731 (airtel) ,unlocked
or
2)ZTE MF631 (Docomo) , unlocked
thanks….
E1731 is best
thanks for your support………
your welcome
ex plane me about :
1. Read flash
2. Read Dashboard
3. Write Dashboard
How can i use this?
Tell me step by step.
no need to use it just do what i tell other wise your modem will damaged
Jigar dude u r doing an fantastic work carry on bro..:)i would suggest u to create a page on facebook tht would be very helpful..n do update abt china phone means how to hard reset them…
Thanks For your suggestion i have already created page For ModemUnlock you can join at facebook.com/modemunlock
we have just started new bog only for mobiles as http://www.androidzune.com
it is at begening level but u will realy love it
Thts cool..1 thng i wana ask is does modem unlocking causes any prob sply for ZTE MF 631???
No it will not causes any problem
hey how can i use any sim in vodafone broadband k3570-z modem??????????????plz rply…
please refer this http://www.modemunlock.com/zte-k3570-unlock-usb-3g-modem.html
with windows 7 …okay
I am trying to unlock ZTE-F107 phone. It does not show support for zte phone, only datacard. Can you advise how to use this so as to unlock phone? Have posted twice so to get the email followup
ya its support only data cards will post for zte phones soon
ok thanks, please let me know when you do
sure dude
This is what I get
DC – Unlocker 2 Client 1.00.0460
Detecting card :
selection :
manufacturer – ZTE datacards
model – Unknown ZTE modem
Found modem : 19
Model : Unknown ZTE modem
IMEI : 358048031440420
Firmware : H3G_GB_F107 1.6-S
SIM Lock status : unknown(read failed)
please mention your modem number
thanx dude.. it’s working. i have successfully unlocked my modem device…
Then Enjoy
HI Jigar,
thanks dude I unlocked my device. havent tested it yet though. can you tell me if I can get a BSNL 3G simcard alone?
ya you can use BSNL 3g Too
Hey hi dude its me omkar again,..bro i unlocked MF 631 successfully n m using it happily.,but i hav my jiju’s device with me vodafone zte k3570-z,n i dwnloaded the software but m getting an error “card not found” so plz guide me,…bye
its here http://www.modemunlock.com/zte-k3570-unlock-usb-3g-modem.html
no its giving error “card not found”
then insert any other sim and try again
k bro wil try n revert u soon
sure dude
Hi,
You have mention last step to create new profile with APN, Username and password. How exactly i will know these details for Tata Docomo ?
Right now i have TATADOCOMO modem and SIM card. After unlocking, if i put SIM card without creating profile, will it work ? will it be same if i get airtel SIM and put into the device or should i have to create new profile with login details.
please refer this for more detail http://www.modemunlock.com/make-new-profile-in-huawei-usb-modems.html
How abt for MF631, is it similar steps need to be followed ? or somethign else
ya you have to follow same steps
Hi Jigar, can you let of know that when i unlock my new tata docomo modem , i will lose my warranty?
and also , will be able to use the same docomo interface after unlocking?
ya you can
lease let me know your model number ??
Hello Jigar,
I have downloaded dc unlocker installed as u told but wen i open dcscrap it does not have MF631 in the option of model.
wen i open other dc orignal it have the option but it asks for money before unlocking plz help.
dude do as i have written not try your tweaks
Hello Jigar,
I have downloaded dc unlocker installed as u told but wen i open dcscrap it does not have MF631 in the option of model.
wen i open other dc orignal it have the option but it asks for money before unlocking plz help.
Dear jigar.
I want to unlock tata docomo zte mf631 but i little confuse because my device in warranty period and if i try to unlock my modem with dc unlock give some error .
what can i do please help.
Thanks
hmm can i know which error you are getting ?
Hi ,
Is there any utility/method/setting to install in a mobile to upload existing phone book onto CLOUD ?
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