Apple’s second developer beta of macOS Golden Gate 27.2 introduces a redesigned interface for changing volume and screen brightness with a keyboard. The updated controls replace the previous plain-line appearance with segmented bars that show the size of each adjustment more clearly.

The change is limited to the on-screen indicators that appear after users press the volume or brightness keys. Apple has not changed the corresponding sliders in Control Center, so the two interfaces continue to use different designs in this beta.

What changed in the macOS 27.2 sliders

The new indicators use a segmented bar rather than a continuous line. Each segment helps illustrate how much the volume or brightness changes with an individual key press, giving users a more visible representation of the current adjustment.

The design also removes the two smaller icons that previously appeared at opposite ends of the slider. In their place, Apple uses one larger icon on the left side of the control.

The revised appearance sits between the older slider style used in macOS Sequoia and the newer Liquid Glass design. Apple previously used a similar segmented approach before the introduction of Liquid Glass.

Where the indicators appear

The sliders appear near the matching menu bar icon rather than in a fixed location. For example, when a dedicated sound icon is present in the menu bar, the volume indicator appears directly below it.

This positioning gives the keyboard feedback a closer visual relationship to the relevant system control. However, the change applies only when users adjust volume or brightness from the keyboard; opening Control Center still displays its existing slider design.

macOS Golden Gate 27.2 release timing

Apple seeded macOS Golden Gate 27.2 beta 2 to developers on September 21, 2026. The updated slider design was highlighted by Aaron on X in a post showing the new interface during keyboard adjustments.

The beta remains a work in progress, so Apple could modify or remove the design before the software reaches the public. The current expectation is that macOS Golden Gate 27.2 will launch toward the end of October.

For Mac users, the change is small but practical: the segmented feedback should make repeated keyboard presses easier to follow without opening a menu or Control Center. It also gives macOS a more consistent visual treatment for one of the operating system’s most frequently used hardware controls.