Go to the security center

1. Because the number was stolen and sent some bad information, Tencent has been sealed and asked to change the password!

2. QQ login prompt "the number needs to be lifted" is because the QQ security center has detected that your account is abnormal. In order to protect the account security, the QQ security center has enabled temporary login restrictions, which can prevent the number thieves from using your QQ account to engage in illegal acts. You can click here: http://aq.qq.com/cn/services/abnormal/abnormal_ Index to remove the restriction. After the restriction is removed, the account can be used normally. At the same time, we suggest that you visit QQ security center: http://aq.qq.com/cn/services/safe_ service/my_ Prot, open account protection, such as: QQ login protection, QQ coin, QQ point protection, game protection, etc. After the successful opening, you must verify the relevant security means when doing the relevant operations, which can effectively strengthen the security of your account
you can change the QQ password to remove the restriction, and you should change the password regularly! So there won't be any restrictions! If it doesn't work, you can go to the Tencent website to send an email! Or reset the password! The restriction may also be that someone reports something about you
when QQ number has security risks or illegal operation, Tencent will generally restrict the login of QQ number, or by dialing the phone. If there is no free weekly, you can also directly log in to the number security service zone of Tencent's official website. According to the prompts, you can solve the QQ number login restriction by yourself, which is simple and fast. Tencent to enter the page and how to use it:
1. Enter the official website kf.qq.com of Tencent, and click to enter the number security service zone
Click to enter the number security service area
2. According to the prompt, enter the QQ number that you cannot log in to
fill in the QQ number that cannot be logged in
3. According to the prompt method on the page, you can remove the QQ number login restriction
follow the prompt method to remove the login restriction
4. If your QQ number cannot remove the login restriction, it is recommended that you apply for a new QQ number, and pay attention to the account security ring use. If you encounter any problems ring the operation of lifting login restrictions, you can consult online at the home page of the official website. There are professional personnel to provide online services for you
Tencent official online portal
Tencent official website provides you with convenient and fast self-service, welcome to experience. Number security service area, for your number security escort, we have been working hard!

3. If you change your mobile phone or computer to log in, you will be prompted like this, which is also for the safety of your QQ.

4. If your account is logged in from another place or sensitively, and the system thinks that your account has been stolen, it will enter the protection mode. In the protection mode, no one can log in. It is used to protect the account temporarily and change the password.
remember to adopt it~~~

5. 1. Open QQ software, click "can't login" in the lower right corner of the login page, and then click "forget password", as shown in the figure:

2. Click "retrieve password" and enter the account to retrieve the password

3. After inputting the corresponding QQ number, you can retrieve it through "secret protection" or "statement"
4. Choose either "secret protection" or "statement", and follow the prompts to complete the process to retrieve the password.

6.

Click https://aq.qq.com/cn2/index That's it

QQ security center is the QQ account protection software launched by Tencent company, which provides a one-stop QQ security service for the majority of QQ users, including security management, account protection, security physical examination, password modification, account appeal and other functions, making the account more secure and reliable. In order to fully protect the security of QQ account, QQ security center also launched security services that can protect QQ account, protect QQ coin and QQ point, and protect game equipment

7. Go to the complaint account

8. The security mode on the mobile phone is to protect the security of the mobile phone,
nothing can be done under the general security mode,
Restart is OK, but the software function on the mobile phone is not perfect,
you can use Tencent mobile phone housekeeper for security protection,
it is in the management of mobile phone traffic, virus detection, harassment interception,
software permission management, software management, mobile phone security, etc On the basis of security protection of mobile phone such as Dao,
added multimedia function, mobile phone protection and battery management function to help users quickly analyze power consumption ranking.

9. I guess it's OK to walk in and fly! Your question is too general!