Hi Family please help me i have pico B4 Ultra , but when use it to…

Hi Family please help me i have pico B4 Ultra , but when use it to enter DFU Mode , its only entering DFU Mode in normal mode , like when you enter Dfu Mode with device buttons , for iphone 13 and 14 , but i used it for for 11 and xr it worked well , but for 13 ,12 and 14 its only switching to Dfu Mode not the one to make it work for eft , help me guys any information i will really appreciate it