Bootloop issue and can't go to recovery mode

I am using Asus Zenfone 3 ZE552KL, it got hang and then i tried to restart the phone but it get stucked in, Also I can't get in to recovery using standard method. Generally I keep USB debugging mode off that's why my device not listed in adb devices list but, i can go into CSC Fastboot mode. Text in the image. csc fastboot mode!!! long time press power button to restart I tried below solutions 1. Used Asus Flash tool as per its help doc the process takes 10 to 15min but i wait around more than 2 hours it shows "Uploading OS Version" 2. I downloaded Firmware zip file from asus official site, but in zip file only boot.img is present other two requried files are missing recovery.img and fastboot.img Kindly suggest me some workaround.