Huawei U7510 U7517, U7519, U7520 detect and unlock guide

Power on phone and connect to computer using USB cable. "Huawei PC options" window will pop-up. Choose "PC Assistant".

huawei PC option

If the window above does not pop-up or PC Suite did not come with your phone, check for instructions here

Select your language and click "OK".

Installer language

"PC Suite setup" window will show up. Click "Next".

PC suite setup

Read "License Agreement" and click "I agree".

License agreement

Choose your installation directory, click "Next".

Install location

Press "Install".

Install

Wait till setup finishes installing, press "Finish".

Install finished

Huawei software configuration window will pop-up. Wait till it finishes configuring and disappears.

Pop up

"Connection Wizard" window will appear. Choose "USB", click "Next".

Connection wizard

Wizard will search for devices. Wait till it finds phone and press "Finish".

Wizard searches for device

Now "PC Suite" is installed and will launch. Check in bottom left corner if "connected" icon appears. Then you can exit "PC Suite".

PC suite installed

Further actions require internet connection and DC-unlocker software

Launch DC-Unlocker client software.

Launch DC-unlocker

Open Server tab, enter your username and password that you received after credits purchase. Click "Check login". (you can buy credits here www.dc-unlocker.com/buy)
If DC-Unlocker/Vygis/Rocker/Infinity dongle is connected, do not enter username and password, only click "Check login".

Check login

Select manufacturer: Huawei phones, model leave Auto detect (recommended).
Press "Detect" button (Big magnifying glass).

Select Novatel and auto detect

Wait till DC-Unlocker fully detects phone.

phone is fully detected

Open Unlocking tab, click “Unlock”.

Press unlock in unlocking tab

Wait till you see "Please unplug and plug USB cable again, do not restart your phone!" message. You must replug phone (disconnect and connect it again to computer).

Huawei e1550 unlocked

Wait till you see a message that phone is unlocked.

Huawei e1550 unlocked

After you see that unlock is successful, restart phone.

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