While it could also refer to specialized technical files like for motherboard repairs, I will focus on the most common intent: updating your system BIOS to version A05. Dominant Intent: BIOS Update A05
Download the file (it may be an .exe that acts as the installer). If you found a .rar on a third-party site, be extremely cautious, as it may contain malware or a corrupted "modded" BIOS. Dell OptiPlex 790 System BIOS, A05 | Driver Details Download A05 rar
Once on the official support page, look under the . While it could also refer to specialized technical
Run msinfo32 in Windows to check your current BIOS version. If it's already A05 or higher, you may not need the update. 2. Download the Correct File Dell OptiPlex 790 System BIOS, A05 | Driver
The version "A05" is a standard naming convention for early-stage BIOS updates, frequently used by manufacturers like . 1. Identify Your Specific Model