All Systems > Desktop Systems > Dell Optiplex 9020 SFF > Guide

Here our guide to reinstall the System Software on the Dell Optiplex 9020 SFF with the including specs.

Before You Begin

You’ll need:
1 x Dell Optiplex 9020 SFF
1 x 32GB USB Flash Drive (for macOS)
1 x 32GB USB Flash Drive (for Windows)
1 x 8GB USB Flash Drive (for bootloader and post installation)
1 x USB WiFi Adapter
1 x Bluetooth Adapter
1 x Bluetooth or Wired Keyboard
1 x Bluetooth or Wired Mouse
1 x Smartphone or Tablet with Internet
1 x HDD/SDD or Second PC with Internet
1 x USB to SATA Enclosure

Step 1

Place your HDD/SSD drive into a SATA to USB Enclosure.

Step 2

Connect to an iMac/MacBook and fully install a macOS version that both devices can support.

Step 3

Restart to the internal drive of the iMac/MacBook.

Step 4

Download the Bootloader and place in the (ESP) EFI System Partition.

Step 5

Format the 1 x 8GB USB stick and copy the Bootloader to the ESP.

Step 6

Download any Utility Software needed for post installation to the 1 x 8GB USB stick.

Step 7

Eject the HDD/SSD drive and add it to the Dell Optiplex 9020 after it is configured.

Step 8

Keep the 1 x 8GB USB stick for emergencies to boot the system.

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