Attempting to find drivers via third-party "driver updater" websites is a dangerous gamble, often leading to malware, bloatware, or incorrectly signed binaries. The only authoritative source is . By entering the OptiPlex 3040’s Service Tag (a unique 7-character identifier found on the chassis sticker), the user is presented with a curated list of drivers tested for that exact hardware revision.
Intel Rapid Storage Technology (IRST) Driver optimizes SATA and SSD performance. How to Download and Install You can update your drivers using two primary methods: Support for OptiPlex 3040 Tower | Drivers & Downloads