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Participating Frequently
September 30, 2026
Answered

Some Ai models failed to download. Please try again later

Since updating to latest version 15.3 I cannot use my presets or update AI edits.

When I try I get a box appear saying I am downloading AI models. This gets to 99% then stops. Then when I try to use presets or update the AI edits I get a red box that says ‘some Ai models failed to download. Please try again later.

This has been going on since yesterday. I have tried uninstalling LR and reverting to previous version but problem persists. 

 

Any ideas?

 

 

    Anshul_Saini
    Anshul_SainiCorrect answer
    Community Manager
    October 6, 2026

    Hi @stewart_1362 @MHPHOTO @Wayward_Spirit ​@Joanne_Charnwood,

    Thanks for continuing to work through this. I understand how disruptive this has become.

    Before we collect additional logs, I’d like to rule out software or network services interfering with the AI model download and validation.

    Could you please try one controlled test:

    1. Start Windows in Safe Mode with Networking.

    2. Do not launch any other applications, VPNs, third-party antivirus/security tools, or network-filtering utilities.

    3. Right-click Lightroom Classic > Run as administrator.

    4. Allow the AI models to download and test the affected AI feature.

    Please also confirm:

    • Is this your personal computer, or is it managed by your company/organization?

    • Are you normally connected through a home network, office/corporate network, or another restricted/managed network?

    • Have you already tested using a mobile hotspot rather than the same broadband/ISP connection?

    If the model still fails to validate in Safe Mode with Networking, please let us know. That will help us rule out several system-level variables before we take the logs and findings back to the team.

    If it doesn't please reproduce the AI model download failure once, then before restarting Lightroom Classic, collect the contents of:

    Windows: C:\Users\<username>\AppData\Roaming\Adobe\CameraRaw\Logs\

    Please ZIP the Logs folder, upload it to Google Drive, Dropbox, WeTransfer, or a similar service, then click my profile name > Send Message and send me the download link privately.

    Thanks again for your patience, and we’ll continue investigating this with you.

    Best,
    Anshul Saini

    40 replies

    Known Participant
    October 1, 2026

    LR says AI download is successful BUT now it says:

     

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    DhandaNot
    Participating Frequently
    October 1, 2026
    Anshul_Saini
    Community Manager
    Community Manager
    September 30, 2026

    Hi @stewart_1362 & @DhandaNot,

    Thanks for reporting this. I understand how disruptive this is when presets and AI edits can’t access the required models.

    @stewart_1362, please first update Lightroom Classic to 15.6 from the Creative Cloud desktop app.

    If the issue continues, completely quit Lightroom Classic and Creative Cloud, then reset the locally stored AI models:

    Windows:
    %APPDATA%\Adobe\CameraRaw\ModelZoo
    C:\ProgramData\Adobe\CameraRaw\ModelZoo

    Rename any ModelZoo folder you find to ModelZoo.old, then relaunch Creative Cloud and Lightroom Classic and try again.

    If you’re on Windows and it still fails, right-click the Creative Cloud desktop app > Run as administrator, launch Lightroom Classic from there, and retry the AI model download.

    If neither step helps, please go to Lightroom Classic > Help > System Info, copy the complete information, and share it here so we can investigate further.

    Please let us know how it goes, and we’ll be happy to help further.

    Best,
    Anshul Saini

    Translate
    Participating Frequently
    October 1, 2026
    Known Participant
    September 30, 2026

    I am using Lightroom Classic 15.6, it prompts me to download AI models. The progress bar shows 100% but when I use AI Edit Update it says (in a red banner) that AI models failed to download and I should try again. I have restarted LR and downloaded the AI models again. 

    The problem remains.

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    DhandaNot