How do I use the ad preview and diagnosis tool?

Using the Ad Preview and Diagnosis Tool in Google Ads is essential for previewing how your ads appear on Google search results pages and diagnosing any issues that may prevent your ads from showing. Here's a step-by-step guide on how to use this tool effectively:

### Steps to Use the Ad Preview and Diagnosis Tool:

1. **Sign in to Google Ads**:
   - Go to [Google Ads](https://ads.google.com) and sign in with your Google account credentials.

2. **Navigate to the Tool**:
   - Once logged in, click on "Tools & settings" in the upper right corner of the Google Ads interface.

3. **Access Ad Preview and Diagnosis Tool**:
   - Under "Planning", click on "Ad Preview and Diagnosis".

4. **Set Up Your Search Criteria**:
   - In the Ad Preview and Diagnosis Tool, you can specify the following:
     - **Location**: Enter the location where you want to preview ad results. This can be a country, city, region, etc.
     - **Language**: Select the language that the user might use in their search query.
     - **Device**: Choose the device type (desktop, mobile, tablet) to see how ads appear on different devices.
     - **Google Domain**: Optionally, you can select the Google domain (e.g., google.com, google.co.uk) to simulate search results specific to that country.

5. **Enter the Search Query (Keyword)**:
   - Type in the search term (keyword) that you want to check. This should be a keyword relevant to your ad campaigns.
   - You can also enter a combination of keywords and search phrases to see how your ads appear for various queries.

6. **Review the Search Results**:
   - After entering your search criteria and keyword, click on "Preview" to simulate the Google search results.
   - The tool will display a preview of the search results page, showing how your ads would appear to users under the specified conditions.

7. **Check Ad Status and Diagnose Issues**:
   - Look at the search results preview to see if your ads are showing as expected.
   - If your ads are not appearing, the tool will provide information on why they may not be showing. Common reasons include:
     - Low ad rank (due to low bids or low quality score)
     - Budget constraints (daily budget exhausted)
     - Ad scheduling restrictions (ads not scheduled to run at that time)
     - Ad disapprovals (ads not meeting Google's advertising policies)
     - Targeting settings (location, language, device targeting restrictions)

8. **Make Adjustments**:
   - Based on the results from the Ad Preview and Diagnosis Tool, you can take action to address any issues preventing your ads from showing:
     - Adjust bidding strategies to improve ad rank.
     - Optimize ad quality by improving ad copy and landing page relevance.
     - Increase daily budget if ads are being limited by budget constraints.
     - Review and resolve any ad disapprovals or policy violations.

9. **Repeat as Needed**:
   - Test different search queries, locations, languages, and device types to gain insights into how your ads perform under various scenarios.
   - Use the tool regularly to monitor and optimize your ad campaigns for better performance and visibility.

### Tips for Using the Ad Preview and Diagnosis Tool:

- **Avoid Overusing**: Since using the tool doesn't count as an actual search impression, avoid excessive testing that could skew your ad performance metrics.
 
- **Localization**: If you're targeting multiple regions, use the tool to check how ads appear and perform in each specific location.
 
- **Understand Ad Policies**: Be aware of Google's advertising policies to ensure your ads comply and are not disapproved.

By following these steps and tips, you can effectively use the Ad Preview and Diagnosis Tool in Google Ads to optimize your ad campaigns, troubleshoot issues, and improve ad visibility and performance.