are you under warranty?
...we had some issues with our automated United Shade
front electric blind, and was replaced under warranty. https://unitedshade.com/
...and have replaced the mounts on the manual bedroom pair(sun and privacy), which is Irvine Slow-Rise
brand. Slow-Rise Roller Shades : Irvine Shade and Door
'14 Palazzo 33.3 bunkhouse 34' diesel
KingTailgater2 Dish HD, 100w/5a SOLAR, BlueOx
100,000+mi since '14 - US, Alaska, Canada.... formerly Georgia, then NorthCarolina, now Alabama : )