20 Most Recent Blackberry 9720 Smartphone - Wireless LAN - 3G - Bar - Black SIM - OS 7.1 Tavor806 MHz - 512 MB - 7.1 cm 2.8" - LCD 480 x 360 - Touchscreen - 5 Megapixel - CameraQuad Band GPS Reciever - Bluetooth - USB - 7 Hour Talk Time - Page 7 Questions & Answers

Cause. The BlackBerry device is configured to only accept Wireless Markup Language (WML) content in the BlackBerry Browser or Internet Browser. The BlackBerry Browser and Internet Browser will not accept WML content through Hypertext Transfer Protocol (HTTP). Resolution. Configure the BlackBerry Browser or Internet Browser to accept both HTML and WML content. Open the BlackBerry Browser or Internet Browser. Click the trackwheel, then select Options. Select Browser Configuration. Change the Content Mode option to WML and HTML. Click the trackwheel, then click Save.

Master rest phone in settings and remove battery for three minutes. If you dont want to master reset and lose info, try just removing battery for 3-5 minutes and reinstalling.

Uninstall and reinstall the app to ensure that it is properly installed. Open your phone's advanced options and view the list of apps currently installed on the device. Highlight the Facebook app and press the "Menu" key. Click "Delete" and wait for it to finish. Once the app is removed, you can reinstall it from App World.

google play store should give you a link

ask who ever you got the phone from.. if a shop take it back

https://oig.hhs.gov/oei/reports/oei-07-99-00570.pdf The Mistakes That Cost BlackBerry Its Crown

Anyways this link http://www.unlockcodebb.com/find-blackberry-mep-id.html tells you how to get the mep code and if u want to unlock the phone to any network to get the code you need to enter when u put in a sim from another network in the phone just provide the info asked at this link and they will generate the code for free. http://bbs.x-mobila.ru/ note after you enter the info to get the mep do not exit where you got the info or else the code won't work because the uptime value will change hope i helped :)

See if there is some way of resetting it by say, disconnecting the battery. Or maybe there is some special reset switch that you press with the battery removed. Check out manual - if nada you might want to contact customer support for help.

If you could connect it before, through setting, it might be possible that router code changed or internal wifiadapter of your BB is not working. Test it at some hotspot, where you can connect wifi without a code

How to Hard Reset BlackBerry Q10 This video should help.

i lost my sim card an its was so difficult to do a swim swap