It depends which phone. Some have a small button above Some need a bit of force and slide Some come off with 2 buttons either side. How did it go on?
If it is a sealed battery you do not open it. If it is not a sealed battery simple remove the caps.
Why does mobile phone time resets to 9.00 pm when remove the battery and then restarts mobile phone?
firstly, open the backside of your phone then take the battery by pressing one side up and then take it from your phone.....
heck no
There are a number of things that could happen when you break open a worn out cell phone battery. You could have battery acid leak on your hands for example.
A phone battery can be put into the freezer when overheated. After allowing the phone battery to cool down, remove it from the freezer let it come to room temperature, and place the battery back in the phone. Yes it will work.
To remove the chip (SIM card) from a Sanyo Incognito, first, power off the phone. Then, locate the small slot or cover on the back of the device, usually near the battery. Open the cover, gently remove the battery if necessary, and slide the SIM card out of its slot. Finally, replace the battery and cover, and power the phone back on.
To remove the battery from an HTC Windows Phone, first power off the device completely. Next, locate the small notch or indentation on the back cover, and gently pry it open using your fingers or a plastic tool. Once the back cover is removed, you can see the battery; carefully lift it out from its compartment using your fingers.
You slide the back open then gently remove the battery.
Because if not, you could remove the SIM without shutting down the phone, which can make it stop working. I managed to remove the SIM from an older Sagem phone without removing the battery and the phone just blocked. I had to remove the battery insert the SIM and put the battery back in order to restart it.
Open up the trunk Remove the wood/carpet cover in the back. Unbolt the strap for the battery and remove it. Unbolt the bolts on the +/- sides of the battery. Remove the battery.
It shouldn't harm your smart phone to remove and replace the battery. If you have to remove the battery to change the sim card, it is to be expected.