How to reset my blackberry bold 9900 4g to the factory default settings; how to use my blackberry bold 9900 4g as a portable wi-fi hotspot; how to delete all content on my blackberry bold 9900 4g; how to find and change the apn settings on my blackberry bold 9900 4g; how to update the software on my blackberry z10 using blackberry link. Go to this link to download the latest version of the blackberry bold 9900 software select “videotron” and go to the next screen. in the drop-down menu, select “blackberry bold 9900 smartphone” then click on “suivant” (the interface is in french). make sure that version 7.1.0.2108 is selected, then click on “t
