How can I delete unknown and unwanted numbers from the call record?

Open the phone and select call records file.

block strangers number

cpu should be cleaned once in every two months. install c cleaner in your desktop, it will delete unwanted files from your computer and makes your computer to work faster. remove unwanted desktop icons. uninstall unwanted and unknown softwares which may reduce the speed of the computer... hope you enjoy the answer...

these are the steps you need to follow

1. Sign in to your account at accounts.google.com.
2. At the top, click Data tools.
3. In the Data Tools box, click Delete products.
4. Click Remove Gmail permanently.

Highlight the recorded program on Direct Navigator then press the Sub Menu button on the remote, then select "Shorten Title". Press (Enter) at the start point and end point of the section you want to erase, then use the up/down button to select "Next". Then, select "Erase" to delete the unwanted sections. Repeat this process for all unwanted parts, then select "Exit" to return to Direct Navigator.

its have black list software for your probleam
if u use that software u can control them unknown numbers as u wish

Hard to tell without a model number, but in general:

1. Connect your player to the computer.
2. Launch Windows Explorer.
3. Select and delete the unwanted music, pictures or video files under Philips. For voice recordings, select and delete the unwanted recording files in the Voice folder.

-Tha Mp3 Doctor

1. Connect your player to the computer.
2. Launch Windows Explorer.
3. Select and delete the unwanted music, pictures or video files under Philips. For voice recordings, select and delete the unwanted recording files in the Voice folder.

connect to computer go on windows media click sync delete from there

-Plug your mp3player in
-Open My Computer
-Look for the folder with the brand name of your mp3player and open the folder
-Go into Recordings or something like it
-Select a song and press Delete

Good Luck.