Corner window curtain rod installation is difficult because there is not a lot of space between each window and corner. You can install corner curtains using a connector, however. Connector allows to move curtains along rod without being block by supports or hardware in corner. Connect brackets by sliding metal parts and plastic bracket together. They fit together with strength. Measure your curtain lengths including pocket of curtain rod. Decide where you want curtains to end, such as at bottom of window or on floor.
Screw corner window curtain rod on walls to desired height by measuring above ideal curtain height. Use screws suitable for wall material such as drywall screws for drywall and masonry screws. If you can not find a stallion to curl in, use cleats with your screws. Attach a central support near corner. Make sure all supports are aligned, using one level.
Adjust bars on floor and slide so they fit approximate necessary length. Slide each end of rod into end caps. Place a corner connector on center end of each bar and connect piece together. Hook corner window curtain rod onto wall brackets by tilting end up, hook it onto bracket hook and sliding it down into place. It is easier to put curtain rod on supports with help of a second person.