From 133e34d52a981223b08dc5dd129c740bc02523a6 Mon Sep 17 00:00:00 2001
From: achatterjee-grafana
 <70489351+achatterjee-grafana@users.noreply.github.com>
Date: Mon, 31 Jan 2022 18:15:10 -0500
Subject: [PATCH] Docs: Add section about limitations alerting in "Time range
 controls" (#44680)

* Added section about syntaxes not supported by Grafana. Also updated missing image name.

* Fixed image name again.
---
 docs/sources/dashboards/time-range-controls.md | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/docs/sources/dashboards/time-range-controls.md b/docs/sources/dashboards/time-range-controls.md
index e9f4cedb266..0aa3d7208c0 100644
--- a/docs/sources/dashboards/time-range-controls.md
+++ b/docs/sources/dashboards/time-range-controls.md
@@ -7,7 +7,7 @@ weight = 7
 
 # Time range controls
 
-Grafana provides several ways to manage the time ranges of the data being visualized, both at the dashboard level and the panel level.
+Grafana provides several ways to manage the time ranges of the data being visualized, for dashboard, panels and also for alerting.
 
 This page describes supported time units and relative ranges, the common time controls, dashboard-wide time settings, and panel-specific time settings.
 
@@ -34,11 +34,18 @@ Here are some examples:
 | This Year              | `now/Y`     | `now/Y`     |
 | Previous fiscal year   | `now-1y/fy` | `now-1y/fy` |
 
+### Note about Grafana alerting
+
+For Grafana alerting, we do not support are the following syntaxes at this time.
+
+- now+n for future timestamps.
+- now-1n/n for "start of n until end of n" since this is an absolute timestamp.
+
 ## Common time range controls
 
 The dashboard and panel time controls have a common user interface (UI).
 
-<img class="no-shadow" src="/static/img/docs/time-range-controls/common-time-controls-8-2.png" max-width="700px">
+<img class="no-shadow" src="/static/img/docs/time-range-controls/common-time-controls-7-0.png" max-width="700px">
 
 The options are defined below.