Adobe Photoshop Lightroom Classic 2021 V10.4.0 __hot__ May 2026

Improved use of the graphics processor significantly speeded up brushing, gradients, and overall image rendering in the Develop module.

Some users reported that Canon tethering might fail in this version. A common workaround suggested by the Lightroom Queen community is to ensure the Nikon Tethering plugin is actually enabled in the Plug-in Manager, which oddly fixes the Canon connection for some. 10.3 Performance - Adobe Community

Following reports of sluggishness in version 10.3 (particularly with the healing brush and zooming), 10.4 targeted these bottleneck areas for a smoother editing experience. Significant Tools from the 2021 (v10.x) Era Adobe Photoshop Lightroom Classic 2021 v10.4.0

The introduction of "Box Zoom" and "Scrubby Zoom" (holding Shift and dragging) made it easier to navigate high-resolution images quickly. System Requirements for 2021 v10.4.0

Adobe Photoshop Lightroom Classic 2021 (v10.4.0): A Comprehensive Guide Improved use of the graphics processor significantly speeded

This replaced the old Split Toning tool with a more powerful three-way color wheel system, allowing independent control over highlights, midtones, and shadows.

The 10.4.0 update focused on stability and expanding hardware support, though it included several quality-of-life improvements for Power users: The 10

If you are still using an older version of Lightroom Classic, you can update to v10.4.0 via the Adobe Creative Cloud desktop app.