They use a rolling mechanism instead of a cord to lower and raise them up. Straighten Uneven Shades. Well today I just heard a snap and I saw the middle string (the string that threads through each blind hole) of the middle section disappear into the blind mechanism at the top. It was not a big deal, and the shade was as good as new. Cordless blinds have clips inside the headrail that help the blinds recoil. Finally, replace the top rail and lower the blinds to see if the problem is fixed. The following video will show you what a Roman blind looks like from the back when it is broken and how to repair it. Third, give the shade a few swift . Mostly when the cordless shades don't go down, the prime suspect for this could be these springs. Cordless blinds are very popular because it makes life easy and untangled literally. Give it a small tug to release the lock. A common challenge to most homeowners is how to amend a cordless blind that won't go up. Untie the cord and adjust it until the blind hangs evenly. The cordless option also helps you get rid of pull cord or lift cord. With a little care and maintenance, they will provide many years of trouble-free operation. Cordless blinds can often be fixed at home without needing to call. This can, in turn, cause the blinds to bend out of shape resulting in them not going up when you try to raise them. Give your shades some gentle tugs, not too hard as that might damage the shades. If your cordless blinds are giving you the opposite problem and they wont go down all the way, follow the instructions in the following video to correct the problem. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/9\/92\/Open-and-Close-Cordless-Blinds-Step-1.jpg\/v4-460px-Open-and-Close-Cordless-Blinds-Step-1.jpg","bigUrl":"\/images\/thumb\/9\/92\/Open-and-Close-Cordless-Blinds-Step-1.jpg\/aid9683467-v4-728px-Open-and-Close-Cordless-Blinds-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"