How to open ASUS Zenbook 14 Flip OLED (UP3404) – disassembly and upgrade options


1. Removing the Bottom Panel

  1. Before you start, ensure the laptop is powered off and disconnected from any external power sources.
  2. Place the laptop upside-down to access the bottom panel.
  3. Remove the two rubber back feet to reveal two hidden Phillips-head screws. Use a plastic tool to gently pry them off.
  4. Undo the two Phillips-head screws.
  5. Use a plastic pry tool to gently separate the bottom panel from the chassis.
  6. Carefully lift the bottom panel to access the internal components.

Caution: Be gentle to avoid damaging the internal components.


2. Battery Removal

  1. Disconnect the battery connector from the mainboard. This may require a gentle pull with a plastic tool.
  2. Undo the six Phillips-head screws fixing the battery to the chassis.
  3. Lift the battery out of the chassis.

More info: The battery is a 75Wh unit capable of 14 hours and 35 minutes of web browsing, or 11 hours and 7 minutes of video playback.


3. Upgrading the SSD

  1. ASUS Zenbook 14 Flip OLED (UP3404) features just one M.2 slot for Gen 4 SSDs which is located n the motherboard.
  2. Remove the metal plate covering the NVMe SSD by undoing its securing screws.
  3. Gently slide out the existing SSD.
  4. Insert the new Gen 4 M.2 SSD into the slot and secure it with the screw.
  5. Reattach the metal plate over the new SSD.

You can buy Gen 4 M.2 SSD modules here: Buy from Amazon.co.uk (#CommissionsEarned)

More info: The laptop supports Gen 4 SSDs for storage upgrades.


4. Cooling System

  1. The cooling system comprises one fan, a thick heat pipe, one decently sized heat sink, and a heat spreader.
  2. Regular maintenance, like cleaning the fans and replacing the thermal paste, can help maintain optimal thermal performance.
  3. Locate the cooling fan and heat sink on the motherboard.
  4. Remove the screws securing the fan and gently lift it out.
  5. Undo the screws holding the heat sink and carefully remove it.
  6. Clean the fan and heat sink with compressed air and isopropyl alcohol.
  7. Reapply thermal paste to the CPU and GPU before reattaching the heat sink.
  8. Reinstall the cooling fan and secure it with its screws.

Caution: Ensure the thermal paste is applied thinly and evenly.

More info: The cooling system comprises one fan, a thick heat pipe, one decently sized heat sink, and a heat spreader.


5. Memory Information

–  The memory is soldered onto the motherboard, with up to 16GB of LPDDR5 -4800MHz RAM in dual-channel mode. Unfortunately, this means it is not upgradable.

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