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Support guides for Byte mini PCs.
Sean Rhodes
By Sean Rhodes
2 articles

Byte Mk II - Complete Disassembly Guide

Follow this step-by-step guide to safely disassemble your Byte. You will need a Phillips PH0 screwdriver before starting. 1. Prepare Your Workspace Place the Byte on a soft, protected surface to prevent scratches or damage to the anodised finish. byte_1.jpg 2. Remove the Backplate Screws Turn the Byte over so the bottom faces upward. Remove the four long Phillips screws, one from each corner of the backplate. byte_2.jpg byte_3.jpg 3. Remove the Backplate Gently press around the DisplayPort/HDMI area to release the PCBA from the chassis, then carefully lift off the backplate. byte_5.jpg 4. Lift the PCBA Press down on the silver clamp attached to the DisplayPort and gently lift the PCBA just enough to access the components underneath. ⚠️ Do not remove the PCBA completely. The antennas are soldered to the side of the chassis — pulling it away fully may cause damage. byte_7.jpg 5. Remove the SSD Unscrew the SSD mounting screw and slide the SSD out of its slot. byte_9.jpg 6. Disconnect the Wireless Antennas Carefully lift the wireless antenna connectors from the wireless card. 💡 Tip: Use a small flathead screwdriver to gently lift the connectors if needed. byte_10.jpg 7. Remove the Wireless Card Unscrew the single screw securing the wireless card, then slide it out at a slight angle. byte_11.jpg 8. Remove the Memory Module Push the silver clips on each side of the memory module down and outward to release it, then slide it out gently. byte_12.jpg 9. Disassembly Complete Your Byte is now fully disassembled. byte_14.jpg

Last updated on Feb 24, 2026

Byte Mk II - installing/recovering firmware with external programmer

Byte Firmware Recovery Guide Requirements - Additional laptop or PC to run commands - FPC cable - CH341A USB programmer - Debug board - PH0 screwdriver image Step 1: Prepare the Workspace Place the Byte on a soft, protected surface to prevent any scratching or damage to the finish. byte_1.jpg Step 2: Access the Underside Turn the Byte over so that the bottom of the chassis is facing upward. byte_2.jpg Step 3: Remove the Backplate Screws Remove the four long Phillips screws located in each corner of the backplate. byte_3.jpg byte_4.jpg Step 4: Remove the Backplate Gently press around the DisplayPort or HDMI port area to release the PCBA (Printed Circuit Board Assembly) from the chassis. Carefully lift the backplate away. byte_5.jpg byte_6.jpg Step 5: Lift the PCBA Press the silver clamp attached to the DisplayPort to carefully lift the PCBA slightly above the chassis. You do not need to remove it completely. byte_7.jpg byte_8.jpg Step 6: Locate the Debug Port Lift the PCBA just enough to access the debug port as shown below. image Step 7: Assemble the Programmer Setup Connect the CH341A USB programmer, Debug board, and FPC cable as shown in the example below. image Step 8: Connect to the Byte Attach the free end of the FPC cable (connected to the programmer) to the debug connector on the PCBA. Plug the CH341A USB programmer into your additional laptop or PC, then open a terminal. Your final setup should resemble this: image Step 9: Install Flashrom On your additional laptop or PC, install flashrom by running the following command: sudo apt install flashrom Step 10: Download the Firmware All firmware files are available on our GitHub repository. For example, to download the Byte Mk II firmware: 1. Navigate to the .rom file here. 2. Click the Download button to save it to your system. Step 11: Flash the Firmware Finally, write the firmware to the device by running the following command. Replace the version number at the end with the appropriate firmware file you downloaded: sudo flashrom -p ch341a_spi -w ~/Downloads/24.04.rom

Last updated on Feb 12, 2026