Yes, you can hang the Samsung Odyssey G9 - G95C monitor on the wall or on metal trestles, provided you use the appropriate accessories.

- The monitor is compatible with VESA 100x100 mounts, which means you can install it on a wall mount or monitor arm designed for this VESA standard.
- Make sure you choose a stand or monitor arm capable of supporting the weight of the monitor, which is generally around 20 kg for this model.

It is important to follow the manufacturer's instructions and check that all the necessary components, such as screws and washers, are correctly fitted for a secure installation.