Step3：after you replace the file but it cannot be resolved, try other methods to repair the
system , like restore OS etc.
6. PC is dead after inserted card into a computer?
Probable Cause：
Third-party software or system files may conflict with data card
Your data card may be damaged
Method：
Step1：Try to use on other computers, if the data card is working properly, try to uninstall the
special software installed on original computer，then restart the computer
Step2：If the data card cannot work on other computer with same OS version, please contact
your local service agent for repair .
Note: If you still have the same problem on a cleaning computer system. Please Feedback on
your computer model, system version number to Huawei Customer Service.
7. During the use of my data card, my PC's screen turns blue,
what should I do?
Probable Cause：
Third-party software or System files conflict with data card
Method：
Step1：Record information displayed on a blue screen, search for relevant documents on the
Internet, if the file is installed on your computer, your special third-party software files, uninstall
the third-party software；
Step2：If the file is a system file o third-party software，please feedback to Huawei Customer
Service.
8. How many devices can be connected to a Wingle at the same
time though Wi-Fi？
Different products have different capability of Wi-Fi connection. Specifically, you can check on
product package
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