Dell optiplex 7090 legacy boot . Dell optiplex. USB CONTROLLE CYPD4125 U71 128 KB Flash and 8 KB SRAM No N/A. . . . Change the Boot Options from Legacy to UEFI > Move the USB flash drive in the list at the top right of the screen to the top of the list using the arrow buttons > Click Apply at the bottom of the screen. . . . stop the ped bejoijo . 7star movies hd 2. Dell U-Series 32-inch Screen LED-Lit Monitor (U3219Q), Black. Step2. Dual monitor (DP1 and DP2) setup works on both 7060 and 7080 variants but not in 7090 variants. Apr 21, 2015 · Under Secure Boot Enabled: disabled.