HTC 10 Continuous Restart Problem

Hi everybody i bought htc 10 last month but this problem began to last week , the device does not turn continuously restarts.

I tried open to download mode,recovery mode,safe mode but it didnt work. Only open to bootloader menu it worked.

I tried flash ruu but this exe say to no charge this device charged

I tried flash fastboot but my device bootloader is locked


Is there who can help me ?