The first method:
Many users will generally use a computer management software, such as 360 security guards, computer Butler and so on, and these computer Management software has IE homepage lock function, the following small series to 360 security guards as an example to teach you to lock IE homepage. Open 360 security guards, as shown in figure:
On the right side of the security defender's main panel, there is an option called IE home unlocked,
Click on the lock option, choose Custom, click Security lock on the input after you want to play the homepage,
Your homepage will be locked into a www.hao123.com, and 360 security guards will block it if malicious programs are to be tampered with.
The second method:
This method is more reliable than the first, but also more difficult than the first, first, press Win+r key combination, open the Run dialog box (if you do not know the key to open the Start menu-run), enter gpedit.msc, click OK, as shown:
After you open the Local Group Policy, select the Admin template in the User Configuration option, as shown in figure:
Click the + sign next to the admin template, select the Windows Component, and then select the Internet Explorer option, as shown in:
In the right window there is a "Disable Change home settings" option, open this option, and select Enable to determine, as shown in the figure:
This way you have an IE homepage that will never be tampered with, but be aware that by using this method, you will need to follow the steps above to change your home page, and then change it to a configuration that is not configured in the last setting, so you can make your own changes to the home page.