Ya you can jailbreak most ios firmware except 4-3-4 & 4-3-5 & 5-0
Absolutely. Downloading anything from anywhere uses data
About 5 mins go into settings >General down to reset tap reset then tap reset all data and content but you will still have cydia!
you click on the "app store" button. you can search games and look at the top ones! some are free and some you have to buy.
Yes, the iPhone 4 takes video in HD.
The iPhone will always have the capability of being tracked unless you take off the gps service which will not stop it from being track but make it less accurate
Here's How to Fix "Hash Sum Mismatch" Cydia Error ?Step 1: Try to reboot your jailbroken iPhone and restart Cydia (turn off your device through the power button and turn it on again ) then try to download the tweak again if this step doesn't resolve the issue, try Step 2Step 2: Reset your network settings by tapping "Settings" -> General -> Reset ->Reset Network Settings. Also, reboot all your hardwares, including your iOS device, modem, and router. This is to ensure you have better Internet connection.Step 3: Make sure that you have updated your Cydia, Also make sure that all packages are up to date, Launch "Cydia" -> "Changes" -> "Refresh" then update any available update.Step 4: after all the above steps if the error still appears so it's better to uninstall the repo that containing the Cydia tweak then try to install it again.Step 5: iF the error still appears so you should restore your iPhone and install a new CydiaThat's it. Please let us know which step solves your "Hash Sum Mismatch" Cydia error problem.
JailBreak it and install UltraSn0w via cydia, if it doesnt show up add the repo: repo666.ultrasn0w.com
No software is required to use Facetime on the iPhone 4. It is required that you be on a WiFi connection. Facetime can only be done from one iPhone 4 to another iPhone 4. If you are using Facetime on a jailbroken iPhone then it is possible to Facetime chat with out using a WiFi connection. Simply go into Cydia and search for a package called My3G. This app allows you to trick your iPhone into thinking is it on Wifi connection allowing for Facetime chat over a 3G connection. An alternative to using Facetime would be Skype. Skype can be downloaded in the Apple App Store. Skype is video chat that can be done from iPhone 4 to iPhone 4 or iPhone 4 to a computer or computer to computer.
Sadly, no. It has to be on.
it's not yet compatible so wait to see if there is an update and then it will be compatible
jailbreak your iphone: http://www.redsn0w.us/ , go to cydia and add http://sinfuliphonerepo.com to sources. or just type: sinfulrepo.com .go to it. go to "androidlock xt cracked" install it, go to settings>androidlock xt and choose your choices