1 You can browse your Phone Book and then click the contacts (up to 100) you want to block. 2  After you select the numbers you want blocked, click Activate Incoming Call Block. 3  Click Calls and Messages. 4  Locate the number you want to block and click the name or the number. 5  Click Call Block. or. 2  You can browse your Phone Book and then click the contacts (up to 100) you want to block. 3  After you select the numbers you want blocked, click Activate Incoming Call Block. 4  Click Calls and Messages. 5  Locate the number you want to block and click the name or the number. 6  Click Call Block.
The invention of the first mobile phone was on April 3, 1973, and was from Motorola. At the time, the cost of the phone ran at $3,995.
During the 1990s, great improvements were made in the mobile phone technology. These phones used Second Generation, or 2G technology. In 1990, the first cell phone call was made using the new digital technology that became characteristic of this era.he mobile phone industry continues to grow by leaps and bounds as it has in the past few decades. Even though it started a little more than 20 years ago, manufacturers have created an abundance of new technologies that keep cell phone users coming back for more.