Top 20 Sony Ericsson K850i Mobile Phone Questions & Answers

GO TO SETTINGS AND CHOOSE ''FACTORY RESET'', AFTER RESETTING GO TO SOFTWARE UPDATE MENU AND UPDATE YOUR DEVICE'S SOFTWARE TO THE LAST VERSION, AFTER THAT IF PROBLEM NOT SOLVED MEANS THAN YOUR DEVICE'S GPU (GRAPHIC PROCESSOR UNIT ) IS DEAD, IN THAT CASE DON'T SPEND MORE MONEY TO CHANGING THE SCREEN AND GET A NEW DEVICE..

It could be the SIM card that has failed and you need to visit a service provider to get this resolved.

The best thing to do is take it into your provider, and see what they think. It's your best bet, and first step to trying to fix it. Hope this helps.

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There are four possibilities available. 1.Check your sim whether it's properly inserted or not 2.There may be a problem in your sim card so try another one. 3.Your mobile locked to particular network provider.4.You mobile phone receives weak signal from near tower so try to Switch off your mobile,wait few seconds and switch on. If your problem persists,Your mobile phone restricted by some network.So try to unlock your mobile phone.You can unlock your mobile phone using network unlock code.It's the best way to unlock your phone.If you need an unlock code for your phone visit Mobileunlocksolutions.com I hope it will be very useful to you.

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Hello"1.Check the device's battery level for at least two bars of strength. 2.If the battery level is low, charge the battery. 3.If the issue is not resolved, remove the back cover. 4.Remove the battery. 5.Wait 10 seconds. 6.Press and hold the W key. 7.While pressing down the W key, re-insert the battery. •The device restarts and after approximately 15 seconds, the 'Recovery' screen appears•Release the power button but *continue holding the home button*, for another 30 seconds.StepThanks

Hello My Dear Friend:defalt phones codes is 12345 or 00000 u can use it Default 4 Digit user code: 1234 or 0000Default 6 Digit Security code: 123456 or 000000Type *#06# at the mobile screen to know IMEI no of your mobile.send the IMEI no to me and i will reply you with unlocking code.IF Problem not Solved SoPlease New Software install in the Phone Problem will Solved

To use internet you do not need to unlock your network. Unlocking network means you can use any sim in your mobile other than your network worldwide. It has nothing to do with internet use.For network unlocking try: www.guaranteedunlock.com

Dear amirul abdullah,This problem most common due to when water goes into cell phone. Your k850i phone LCD screen have problem, you should go into Sony Ericsson service center to replace it.

First Option:Phone in the Other Sim and check the Phone Network Signal If Network Signal Problem not Solved SoSecend Option:Your Phone Network IC Fault So Please change Network ICAnd Network Signal Problem will Solvedif it is there isn't much you can do on this side of the network.Contact your phone company.

MY dear Your Phone Ringer Default So Please change RingerAnd Ringing Sound Problem will solved

Default 4 Digit user code: 1234 or 0000Default 6 Digit Security code: 123456 or 000000Type *#06# at the mobile screen to know IMEI no of your mobile.send the IMEI no to me and i will reply you with unlocking code.IF Problem not Solved SoPlease New Software install in the Phone Problem will Solved

upgrade your phone with software www.sonyericsson.com

i want to get a unlock cod for k850i

Pratap, it sounds me water damage problem,if you are not Technitian dont try this please.give some oficial repairer.this is a hardware problem and probably problem is with PA Network IC or/and Avilma, 1.First clean board with Alcool2. after this let it dry completely then apply paste in ICs and rehot to 310 to 375c up to 12min with Hot air gun, make sure ic's and board's doesnt move on the place during process.3. after this leave board to 15 min for come to normal temperature.4. then try to charge and use to check if solved (90% of cases it solved) other 10% possibility of camera flat cable damaged cause the same problem. so Best Of Luck.

help with the above

there are some virus issu so first u restore default manufecturing setting of your phone from seting tab then try bluetooth device