---
title: "Release notes for Application Observability plugin 1.76 | Grafana Cloud documentation"
description: "Release notes for Application Observability plugin 1.76"
---

> For a curated documentation index, see [llms.txt](/llms.txt). For the complete documentation index, see [llms-full.txt](/llms-full.txt).

# Release notes for Application Observability plugin 1.76

## 1.76.0

Released on 2026-06-03.

- Added a duration distribution heatmap as the default visualization with a toggle to switch to bar chart
- Added info icon descriptions to panel headers across runtime and RED metric panels
- Added native histograms as the default for new stack activations
- Flagged uninstrumented peers in the outbound service table
- Fixed duration metric for uninstrumented (virtual\_node) services to use client-side seconds
- Fixed operation names containing `?`, `&`, or `=` from breaking navigation
- Updated the “Connect” data link to point to the OTel setup guide