How to Fix My Monitor Arm Sagging?

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Written By Daniel Carter
Founder of, Daniel is an expert in ergonomic design who extensively reviews monitor arms. He aims to help users find the best setup through detailed guides and reviews.

Last updated on October 14th, 2023 at 03:29 pm

If you’re experiencing monitor arm sag, the first step is to identify the problem.

Why is my Monitor Arm Sagging?

There are several reasons why your monitor arm may be sagging, including:

Insufficient Weight Capacity

One of the most common reasons for monitor arm sag is an insufficient weight capacity. If your monitor is too heavy for the arm, it will cause the arm to sag. You can check the weight capacity of your monitor arm by referring to the manufacturer’s specifications. If your monitor is too heavy, you may need to upgrade to a heavier-duty arm.

Loose or Worn-out Parts

Another possible cause of monitor arm sag is loose or worn-out parts. Over time, the bolts and screws that hold the arm in place can loosen or wear out, causing the arm to sag. If this is the case, you may need to tighten or replace the bolts and screws to restore the arm’s stability or even upgrade to a heavy duty monitor arm.

Incorrect Installation

If your monitor arm is not installed correctly, it may be more prone to sagging. Make sure that the arm is securely attached to the desk or wall, and that the monitor is properly mounted to the arm. If you’re unsure whether your arm was installed correctly, consult the manufacturer’s installation instructions or seek the help of a professional.

Incompatible Monitor Size

Finally, monitor arm sag can also be caused by an incompatible monitor size. If your arm is not designed to support the size and weight of your monitor, it may sag or even fail altogether. Make sure that your arm is compatible with your monitor’s size and weight before installing it.

Identifying the cause of your monitor arm sag is the first step in fixing the problem. By checking the weight capacity, tightening or replacing loose parts, ensuring proper installation, and verifying compatibility with your monitor size, you can restore stability to your monitor arm and enjoy a more ergonomic workspace.

Adjusting the Tension

Adjusting the tension of your monitor arm is essential to keep it from sagging. To do this, you will need to locate the hex bolt on the monitor mounting bracket and use the small M3 Allen Wrench that came with your monitor arm to turn the wrench counter-clockwise to loosen the swing tension.

Once the tension is loose enough to allow you to move the monitors, swing them left or right to position them where you want them. Then, tighten the hex bolt by turning it clockwise until the monitors stay in place without sagging.

It’s important to note that the tension should be adjusted according to the weight of the monitor. If the tension is too loose, the monitor may sag, and if it’s too tight, it may be difficult to adjust the position of the monitor arm.

To adjust the tension, you can press the forward end of the arm down with one hand so that the hex wrench can clear it, then adjust the screw with the other. Turn the hex wrench counter-clockwise to increase tension for larger displays, or clockwise for lighter displays.

By adjusting the tension of your monitor arm, you can ensure that your monitor stays in place without sagging, making it easier and more comfortable to work.

Checking the Mounting

When experiencing monitor arm sag, it’s important to check the mounting to ensure it’s properly secured.

Here are some steps to follow:

  1. Check the tightness of the bolts: If the mounting bolts are not tightened enough, the monitor arm will sag. Use an Allen key or hex wrench to tighten the pivot bolt where the sagging occurs. Keep in mind that you may need to tighten it pretty hard, and you usually can’t loosen it after it’s tight.
  2. Check the weight capacity: If the monitor mount has an incompatible weight capacity, it will sag. Make sure the weight of your monitor is within the weight capacity of the arm.
  3. Check the compatibility: If the monitor arm is not compatible with your monitor, it will sag. Make sure the arm is rated for the size and weight of your monitor.
  4. Check the position: If the monitor arm is positioned too far away from the mounting point, it will sag. Move the arm closer to the mount to reduce torque and prevent sagging.

By following these steps, you can ensure that the mounting is properly secured and prevent monitor arm sag.

Proper Monitor Placement

When it comes to fixing monitor arm sag, proper monitor placement is crucial.

Here are a few tips to ensure you have your monitor in the right position:

  • Centered: Make sure your monitor is centered in front of you. This will help reduce neck and eye strain.
  • Distance: Position your monitor at an arm’s length away. This will help reduce eye strain and prevent slouching.
  • Height: Adjust your monitor height so that the top of the screen is at or slightly below eye level. This will help reduce neck strain.
  • Angle: Tilt your monitor slightly upward so that the screen is perpendicular to your line of sight. This will help reduce glare and eye strain.

By following these simple tips, you can ensure that your monitor is in the optimal position for both comfort and productivity.

Maintaining Your Monitor Arm

Maintaining your monitor arm is essential to keep it functioning correctly and avoid issues such as sagging. Here are a few tips to help you maintain your monitor arm:

Tighten Screws and Bolts

Check the screws and bolts on your monitor arm regularly to ensure they are tight. If they are loose, it can cause your monitor to sag or wobble. Use a screwdriver or wrench to tighten them if necessary.

Clean the Monitor Arm

Dust and debris can accumulate on your monitor arm, affecting its performance. Use a soft cloth to wipe down the arm regularly. For tough stains, use a mild soap solution and a soft-bristled brush to clean the arm.

Adjust Tension and Counterbalance

If your monitor arm has tension and counterbalance adjustments, make sure they are set correctly. These adjustments help to keep your monitor in place and prevent sagging. Follow the manufacturer’s instructions to adjust the tension and counterbalance correctly.

Check Weight Capacity

Make sure your monitor arm can support the weight of your monitor. If it is overloaded, it can cause the arm to sag or break. Check the weight capacity of your monitor arm and ensure your monitor does not exceed it.

Replace Worn Parts

If any parts of your monitor arm are worn or damaged, replace them promptly. Worn parts can affect the performance of your monitor arm and cause issues such as sagging. Contact the manufacturer or a professional to replace the parts.

By following these tips, you can maintain your monitor arm and prevent issues such as sagging. Regular maintenance can extend the life of your monitor arm and ensure it functions correctly.

Final Thoughts

Fixing monitor arm sag is a common problem that can be easily solved with the right tools and techniques. By identifying the cause of the sag, whether it be an incompatible weight capacity, loose pivoting bolts, or a non-VESA compliant monitor, you can take the necessary steps to remedy the issue.

Remember to always check the weight capacity of your monitor arm and ensure that it is compatible with your monitor’s weight. Tighten the pivoting bolts behind the monitor to control the tilt, but be aware that it may need to be uncomfortably tight.

If you have a non-VESA compliant monitor, consider purchasing an adapter to ensure a secure fit with your monitor arm. Additionally, if your monitor arm is still sagging after trying these solutions, it may be time to invest in a new, more sturdy arm.

Overall, with a little bit of troubleshooting and some basic knowledge, you can fix monitor arm sag and ensure that your monitor is securely mounted for optimal viewing.

If you have any feedback or questions, please send us an email! Thanks for reading


  • Daniel Carter

    Founder of, Daniel is an expert in ergonomic design who extensively reviews monitor arms. He aims to help users find the best setup through detailed guides and reviews.