[BlindMath] NVDA with MathCAT not reading math

[Derek Riemer]

Please go into the NVDA menu, then tools, then Run COM Registration Fixing
tool... and run that tool, you will need admin access. This has fixed math
for me in the past on occasion. What browser are you using?

On Fri, Mar 20, 2026 at 12:15 PM Mosley, Leigh via BlindMath <
blindmath at nfbnet.org> wrote:

> [External email - use caution]
>
>
> Hi Ryan,
>
> He is running NVDA 2025.3.3 and MathCAT 0.7.5, both of which he has
> uninstalled and reinstalled multiple times.
>
> Thanks!
> Leigh
>
>
> Leigh Mosley, MA, MLS, CPWA
>
> Accessibility Coordinator
>
> University of Tennessee Libraries
>
> 1015 Volunteer Boulevard
>
> Knoxville, TN 37996-1000
>
> 865-974-0011
>
> lmosley1 at utk.edu<mailto:lmosley1 at utk.edu>
>
>
>
> Schedule a meeting with me: https://calendly.com/leighmosley
>
>
>
> [The University of Tennessee Knoxville logo]
>
>
>
>
>
> ________________________________
> From: Ryan McCleary <remccleary at gmail.com>
> Sent: Friday, March 20, 2026 1:16 PM
> To: Blind Math list for those interested in mathematics <
> blindmath at nfbnet.org>
> Cc: Mosley, Leigh <lmosley1 at utk.edu>
> Subject: Re: [BlindMath] NVDA with MathCAT not reading math
>
> You don't often get email from remccleary at gmail.com. Learn why this is
> important<https://aka.ms/LearnAboutSenderIdentification>
> Hi Leigh,
>
> What NVDA version is he using, and what version of MathCAT is he using?
> Have you tried uninstalling and reinstalling? I'm happy to help
> troubleshoot.
>
> Best,
> Ryan
>
> On Fri, Mar 20, 2026 at 12:53 PM Mosley, Leigh via BlindMath <
> blindmath at nfbnet.org<mailto:blindmath at nfbnet.org>> wrote:
> Hello all!
>
> One of my students has been unable to get his NVDA to read MathML/MathJax
> properly. His NVDA is updated, his MathCAT is updated, and all his NVDA and
> MathCAT settings look identical to those on my laptop (Clearspeak speech
> style and medium verbosity), but when his NVDA encounters MathML/MathJax,
> it just says "clickable" and moves past the equation.  Can anyone think of
> anything obvious I have forgotten? I installed my own NVDA/MathCAT so long
> ago that maybe there is something in the setup I have forgotten about.  He
> has tried Chrome and Firefox (and rebooted his computer about a hundred
> times...), but still no luck.
>
> Thanks so much!
>
> Leigh
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-- 
Derek Riemer
Improving the world one byte at a time!        ⠠⠊⠍⠏⠗⠕⠧⠬ ⠮ ⠸⠺ ⠐⠕ ⠃⠽⠞⠑ ⠁⠞ ⠁
⠐⠞⠖
•    Accessibility enthusiast.
•    Proud user of the NVDA screen reader.
•    Open source enthusiast.
•    Skier.

•    Personal website: https://derekriemer.com