My iPhone won't work properly?

Safari isn't working on my iPhone and I can't send pictures. Safari crashes whenever I click into it and every time I try to send a picture messages crashes. I've tried restarting my phone (holding the lock button and home key till it restarts) but it doesn't work. Will someone please help?

Why can't I send texts or make calls?

I have an iPhone 5 on Vodafone and I can't make texts or calls. What's the problem? I can receive calls and texts but not make them…
When I ring someone it says 'connection to this number is restricted to this phone' what does that mean?
And it's not just one person I'm trying it on its everyone in my contacts

How to jailbreak on a iphone 4 6.1.3?

I want to jailbreak my iphone 4 6.1.3 if anyone knows how to jailbreak can you tell me i don't know what website to trust please i want to jailbreak my iphone 4.

My sound isn't working for my iphone 4?

I dropped my iphone in a water befor i tryed to turn up the volume but i don't think thats what did it it is saying that there's headphones in but there isn't and i tryed everything to fix it.

Iphone 4s activation problem?

Hi
i have iphone 4s iOS 6.1.3 and it is unlocked. But when i restored it i'm stuck in activation process and iTunes showing me this message
The SIM card inserted in this iPhone does not appear to be supported. The SIM card that you currently have installed in this iPhone is from a carrier that is not supported under the activation policy that is currently assigned by the activation server. This is not a hardware issue with the iPhone. Please insert another SIM card from a supported carrier or request that this iPhone be unlocked by your carrier. Please contact Apple for more information.

please help how to activate now.

Added (1). It is neither jailbroken nor stolen/lost. But still problem

Will an unlocked iPhone 4 work on Tmobile now?

I don't really have the money to dish out on an iPhone 5 on the Tmobile network, even though I already have a Galaxy S2, with them. I was wondering if I could buy an iPhone 4/4s from amazon, and just get a sim card for it, since they are an offical iphone carrier now?

Which Mobile should i buy now?

I have shortlisted Xperia z, Iphone 4s, i phone 5 and galaxy s4. Each phone has its own pros ans cons. Which mobile should i get or should i wait for the upcoming iphone? Looking fwd for your valuable suggestions.

How to transfer music from iPhone to iTunes library? - 1

So my pc got formatted and I lost everything. Of course, all my music is gone but its still on my iPhone. How do I transfer it from there to my iTunes library? I backed up my iPhone to the pc but I don't know where to go from there. Also my music isn't from iTunes so I can't log into iTunes or whatever.