Hello friends, Welcome to "Technical Sayem", I created this channel on Aug 6 2018, my motive behind creating this channel is to make easy to understand, Tech Videos in Bangla, and I want each and every individual whoever is interested in technology to be able to understand it in the easiest possible way. Please SUBSCRIBE to Technical Sayem, Thanks Tech Repleted video?FLASHING OF ALL MOBILES (WITH FLASHING TOOL, FLASHING BOX, FLASHING DONGLE)?UNLOCKING OF ALL MOBILES?FRP/GOOGLE ACCOUNT REMOVE OF ALL MOBILES?IMEI REPAIR/REBUILD (NOT CHANGING) OF ALL MOBILES?VERSION UPGRADING?DEAD BOOT REPAIR?ROOTING?CUSTOM ROM INSTALLATION?CUSTOM RECOVERY INSTALLATIONAND MANY MORE THAT WE CANT SAY HERE