Huawei E3251 is a well know device. Today, I am writing for E3251 (E3251 Hi-Link) Huawei 4G dongle unlocking. Its sub-model E3251s-2 can be found in Sri Lanka through Dialog and in the U.K. through EE carrier. Recently I have also provided the article to unlock H3G Tre Italy E3131 (E3131S-2) modem. Unlocking of E3251 (E3251 Hi Link) Huawei 4G dongle is also possible through the same process.
Huawei E3251 Hilink modem dongle
Huawei E3251 Hilink modem dongle

How to Unlock E3251 (E3251 Hi Link)  Huawei 4G Modem Dongle?

1. Download E3251 (E3251 Hi Link) Huawei 4G data card unlocker software from the link which is provided at the end of the article.

2. Now disconnect the internet and change the default SIM with another network provider SIM (another than default network sim in E3251 (E3251 Hi Link) Huawei 4G dongle).

3. Now connect the modem to PC or laptop.

4. Now let it launch the software of the modem.

5. Now close the software of modem.

6. Now run the downloaded E3251 Hi Link Huawei 4G unlocker software.

7. Now detect your E3251 HiLink dongle into the downloaded software.

8. Now put 8 digit unlock code in “Unlock Code(6-8 digits):” box and click on OK button.

9. Now your modem is unlocked forever.

Note : Don’t use any wrong / free codes into E3251 (E3251 Hi-Link) Huawei 4G modem. It comes with Huawei new Algorithm security and can not be unlocked with old algorithm security unlock code. If you will try 10 times with wrong codes then your modem will be locked permanently. Either purchase through any server or pay via 2.38 USD Paypal button which is created on my blog. While paying mention model and IMEI in the transaction, correct code will be emailed within 8 hrs.

Download E3251  (E3251 Hi Link) Huawei 4G Modem Dongle unlocker software

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