How to set 073 1 Do not enter?

Step 1: Turn on the mobile phone's own harassment interception. Step 2: After the mobile phone or SMS is turned on, we can see more specific corresponding settings such as interception mode setting, white list setting and incoming call interception setting, and make corresponding settings according to the individual needs of users. If you want to operate the settings with one button, you can click to enter the interception mode settings, and then click Finish. This operation will not affect your daily life, so that calls starting with 073 1 will not come in and will be intercepted.

The phones beginning with 073 1 are all landline numbers in Hunan, and some of these phones are fraudulent harassing calls.