The instructions for assembling the base stand are provided on page 5 of the user manual.

The detailed instructions for wall mount installation are provided on page 6 of the user manual.

Never stand on, lean on, or suddenly push the television or its stand. You should pay special attention to children. Do not place your television on an unstable cart, stand, shelf or table. Serious injury to an individual and/or damage to the television may result if it falls.

You can connect your PC to the Haier 65E3550 TV using the VGA port for a digital connection.

To change the input source, press the 'SOURCE' button on the front panel or the remote control. This will display the input source menu, allowing you to select the desired input source.

To adjust the volume, use the 'V+' or 'V-' buttons on the front panel or the remote control. These buttons will increase or decrease the sound level, respectively.

You can connect various types of video equipment to the component (YPbPr) and composite (AV) video inputs, such as a VCR, cable box, or other video equipment. The YPbPr input supports video formats including 480i, 576i, 480p, 576p, 720p, 1080i, and 1080p. Please refer to the owner's manual of the device you are trying to connect for more details.

To turn on and off the TV, press the power button (1) on the remote control.

To adjust the picture settings, go to the Picture Menu. Use the arrow keys to select an option such as contrast, brightness, sharpness, tint, color, or color temperature. Press OK to adjust the selected setting.

The 'Restore Default' option in the Setup menu will clear all the saved channels and reset all of the settings to the factory default values.