Change a custom Log Analytics alert rule in Health Log Analytics

task brazil Updated Sep 10, 2026 1 min read hla-op-defined-alert-modify-sow.md

Modify a Log Analytics alert rule that you have defined.

Before you begin

For background information, see Alert rules in Health Log Analytics.

This feature is supported in the Health Log Analytics application, Version 20.0.11 - July 2021, and the Health Log Analytics Viewer application, Version 20.0.4 - July 2021, available from the ServiceNow Store.

Role required: evt_mgmt_operator or evt_mgmt_admin

Procedure

Open the Log Viewer using one of the following methods:
- Navigate to Workspaces > Service Operations Workspace and select the Log Viewer icon ([Omitted image "icon-log-viewer-sow.png"] Alt text: Log Viewer icon.).
- While viewing log entries for an alert on the Surrounding logs tab, select Log Viewer.
Open a defined alert.
1. Select the selection icon ([Omitted image "icon-selection-sow.png"] Alt text: Selection icon.) at the top right of the Log viewer tab, and then choose Manage my defined alerts from the drop-down list.
2. From the Defined alerts table, select the alert rule that you want to modify.
On the form, update the settings.

For a description of the settings, see Define a custom Log Analytics alert rule in Health Log Analytics.
Select Save to save your changes.

Keywords Health Log Analyticslog analytics alert rulemodify alert rulechange alert ruleupdate alert settingsdefined alertsLog viewerDefined alerts tablealert rule managementalert configurationcustom alert rulesalert settingsalert rule modification

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---
title: Change a custom Log Analytics alert rule in Health Log Analytics
description: Modify a Log Analytics alert rule that you have defined.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/it-operations-management/health-log-analytics/hla-op-defined-alert-modify-sow.html
release: brazil
product: Health Log Analytics
classification: health-log-analytics
topic_type: task
last_updated: "2026-09-10"
reading_time_minutes: 1
keywords: [Health Log Analytics, log analytics alert rule, modify alert rule, change alert rule, update alert settings, defined alerts, Log viewer, Defined alerts table, alert rule management, alert configuration, custom alert rules, alert settings, alert rule modification]
breadcrumb: [Use custom alert rules, Managing alert generation, prioritization, anomaly detection, Health Log Analytics, ITOM AIOps, IT Operations Management]
---

# Change a custom Log Analytics alert rule in Health Log Analytics

Modify a Log Analytics alert rule that you have defined.

## Before you begin

For background information, see [Alert rules in Health Log Analytics](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/health-log-analytics/hla-custom-alert-rules.md).

Role required: evt\_mgmt\_operator or evt\_mgmt\_admin

## Procedure

1. Open the **Log Viewer** using one of the following methods:

- Navigate to **Workspaces** &gt; **Service Operations Workspace** and select the Log Viewer icon \(\[Omitted image "icon-log-viewer-sow.png"\] Alt text: Log Viewer icon.\).
- While viewing log entries for an alert on the **Surrounding logs** tab, select **Log Viewer**.
2. Open a defined alert.

1. Select the selection icon \(\[Omitted image "icon-selection-sow.png"\] Alt text: Selection icon.\) at the top right of the **Log viewer** tab, and then choose **Manage my defined alerts** from the drop-down list.

2. From the **Defined alerts** table, select the alert rule that you want to modify.

3. On the form, update the settings.

For a description of the settings, see [Define a custom Log Analytics alert rule in Health Log Analytics](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/it-operations-management/health-log-analytics/hla-op-alert-rule-add-sow.md).

4. Select **Save** to save your changes.