How To Boot Dead Vivo Y15s After Flash?

Hello GSM community,

I Used To Flash My Phone vivo y15s and I did but after Flash it stuck on logo and then again I did Flashing but this time I choose Format All + Download in So Flash tool and then Set Completely dead. When I press Power button no response but pc still detects.

How Can I Boot My Set Again?

Thank You and Sorry For My English.