Mobile ma thi virus kevi rite dur karvu ena steps niche aapel chhe.
Restore your phone's factory settings, it will restore original settings of phone
√ Go to menu
√ Go to settings
√ Phone settings
√ Restore factory settings
This will restore original setting of your mobile phone as of the company.
This is applicable for most of phones or you can find Restore factory settings in some other places of setting menu.
If this won't wok try second method.
Second Method:
It will delete your all the applications and data in phone memory so taking backup before using this method is recommended. Make your battery Full Charged before process. If your phone is off during process it might be unusable.
Note: Formatting phone memory
Remove your memory card.
Switch off your mobile.
Press green key (dial key), * key and 3.
Switch on your phone by pressing these keys.
Enter the country and region you are in now.
Your phone will be started.
Now your phone is formatted along with phone memory and all the data will be deleted as your photos, videos and other documents.