How To Remove Phone Jack From Wall. I'd say it's an improvement. Make sure the ends are not touching and put tape over the end.
Amazon.com: 2-Way Modular Phone Wall Adapter Splitter RJ11 ... from images-na.ssl-images-amazon.com
Unscrew the mounting screws on the box. The 1643 label is paper (or perhaps a sticker) and underneath that is a screw. There is a tool we made that was on kickstarter called the gripstick.
Today i am replacing some telephone jacks.
There are old phone jacks that are not used that are old and unsightly. Now depending on how it happened and where the jack is cracked inside your device, this method may or may not work for you. My main problem with the cell2jack is that it is designed only to power one wall phone ringer. If you have an iphone se or 6s or earlier, or another smartphone with a headphone port.