If you want to repair your device, you can try to repair it by you.
1. Your have to charge your battery with any charger and charged it by 70%.
2. Your data is very important for you so it is good to do a backup for your data it may consist like your contact details,your important messages, your mails or any other important thing which you feel to be backup in your device.
3. This backup can be done in other device. we have to do backup because after format of your device, all your data will be gone and it will not be recovered.
4. For backup in other devices you can use other external device like your hard drive,sd card or any other suitable devices.
5. If you are doing by your own.do it at your own risk as we dont take any responsibility if your device is damaged.
HTC Desire 210 Dual Sim
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Download Stock Rom Firmware