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Understanding Microsoft UET Consent Mode: What It Is and How to Implement It

Posted on 11 June 2025

Microsoft UET Consent Mode Graphic

In an era where data privacy regulations are tightening and user transparency is a priority, digital marketers are navigating an evolving landscape of compliance. One essential tool for staying compliant while preserving tracking capabilities is Microsoft UET Consent Mode.

What Is Microsoft UET Consent Mode?

Microsoft Universal Event Tracking (UET) is a system used to track user behavior on websites for Microsoft Advertising. UET tracks conversions, builds remarketing lists, and helps measure campaign performance. However, with privacy regulations such as the GDPR and ePrivacy Directive in the EU, websites must now obtain explicit user consent before processing certain types of personal data—including behavioral tracking cookies.

That’s where UET Consent Mode comes in.

UET Consent Mode allows advertisers to integrate Microsoft Advertising’s tracking capabilities in a privacy-compliant way. It helps ensure that user consent is respected and that data collection only occurs once a user has explicitly granted permission for cookies or tracking.

Why Is UET Consent Mode Required?

  1. Legal Compliance
    GDPR and similar privacy laws require businesses to obtain user consent before storing or accessing non-essential cookies, including those used for tracking and advertising.
  2. Avoiding Fines
    Non-compliance with privacy regulations can lead to substantial penalties. UET Consent Mode provides a straightforward method to help mitigate this risk.
  3. User Trust and Transparency
    By respecting users’ privacy choices, businesses can build greater trust with their audiences and align with modern expectations around ethical data handling.
  4. Data Accuracy
    Implementing Consent Mode ensures that the data collected is legally obtained, making it safer to use for campaign optimisation and reporting.

Implications of Not Setting Up UET Consent Mode

Failing to set up Microsoft UET Consent Mode can lead to non-compliance with privacy laws like GDPR, which may result in legal penalties or fines. It can also reduce user trust, as visitors may feel their privacy is not respected. Additionally, Microsoft Advertising may collect incomplete or invalid data, leading to inaccurate reporting and less effective campaign optimisation.

We also observed that some Microsoft Advertising accounts stopped tracking conversions altogether. Leaving you without any insights on how your campaigns are performing, increasing the risks of budget wastage. 

How to Implement UET Consent Mode

There are several ways to implement UET Consent Mode on your website:

1. Using a Consent Management Platform (CMP)

Many websites use CMPs like Termly. These platforms allow you to collect, store, and manage user consents and pass them to UET.

  • Ensure your CMP supports Microsoft Advertising.
  • Map the user consent signals (e.g., for marketing cookies) to control whether the UET tag fires.
  • Use the Microsoft-specific API uetq.push({ “consent”: false }) to disable tracking for users who have not consented.

2. Manual JavaScript Implementation

You can manually control whether to load the UET tag based on your own custom cookie or consent logic.

Example:

3. Using Google Tag Manager

If you use GTM to manage tags:

Set up a custom trigger based on user consent.

  • Ensure the Microsoft UET tag only fires when the appropriate consent has been granted.

Summary

Microsoft UET Consent Mode is a crucial tool for marketers aiming to comply with global data privacy regulations while still leveraging Microsoft Advertising’s full capabilities. By managing tracking based on user consent, businesses can maintain data integrity, avoid legal risks, and gain trust.

There are multiple implementation options, from CMPs to manual code or tag managers, depending on your technical abilities and privacy needs. 

As privacy regulations evolve, Consent Mode isn’t just a technical checkbox—it’s part of a responsible digital strategy.

Yoma Digital can help you implement UET Content Mode, contact us today

This article includes an affiliate link. Yoma may receive a commission if you purchase through this link.

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