# Latest Topaz Video AI not working

**URL:** <https://community.topazlabs.com/t/latest-topaz-video-ai-not-working/53572>\
**Category:** Bugs and Issues\
**Tags:** deferred\
**Created:** [October 6, 2023, 2:29am UTC](https://community.topazlabs.com/t/latest-topaz-video-ai-not-working/53572 "2023-10-06T02:29:20Z")\
**Posts on this page:** 1\
**Showing post:** 3

<div class="post-metadata">

**Author:** ![michele.meschke](https://community.topazlabs.com/letter_avatar_proxy/v4/letter/m/8e8cbc/32.png) [@michele.meschke](https://community.topazlabs.com/u/michele.meschke)\
**Post date:** [October 6, 2023, 5:49am UTC](https://community.topazlabs.com/t/latest-topaz-video-ai-not-working/53572/3 "2023-10-06T05:49:05Z")

</div>

To get 3.5.2 to work do at first this:

> **[How to Clear Your Topaz Labs Registry Entries (Windows) - Topaz Labs](https://support.topazlabs.com/article/99-how-to-clear-your-registry-windows)**
>
> If you get error messages or have issues with our apps, often uninstalling the program, clearing the registry (this article), and then re-installing the latest

Then download the install file here:

> [@Topaz Video AI v3.5.2](https://community.topazlabs.com/t/topaz-video-ai-v3-5-2/53412):
>
> Hello everyone, A new release of Topaz Video AI is now available. v3.5.2 Released October 3rd, 2023 Downloads: [Windows](https://downloads.topazlabs.com/deploy/TopazVideoAI/3.5.2/TopazVideoAI-3.5.2.msi) Mac - [DMG](https://downloads.topazlabs.com/deploy/TopazVideoAI/3.5.2/TopazVideoAI-3.5.2.dmg) | [PKG](https://downloads.topazlabs.com/deploy/TopazVideoAI/3.5.2/TopazVideoAI-3.5.2.pkg) Changelog from 3.5.1: Adds Iris options to select between Medium/Low Quality. Medium will use Iris-v2, Low will use Iris-v1. Adds 1x & 2x deinterlace options for Interlaced videos when keeping original fps. Adds detailed tooltips for all preferences. Adds info about Iris & Nyx models to Progressive models tooltip. Adds detailed metadata for Iris & N…

When you like to use Iris as enhancement you have now to choose the right Model V1 or V2

Set Input Video Condition: Enhancement/AI Model:Iris/InputVideoCondition:  
For Low Quality Videos below 480p(vertical resolution) choose Iris-V1, for better resolution choose medium quality.

To get the logs for support copy them from here after the export or an error accourt:  
In Topaz Video AI  
Help/Logging/Get LogsForSupport  
Copy the file logsForSupport.zip and paste them where you can easy find them.  
Upload this file choosing the arrow up icon out of the box where you enter the text into this forum.  
With this arrow up icon you can also upload pictures…

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