How do I disable hot key combinations

[Liam Proven]

On Wed, 10 Oct 2018 at 23:57, Bret Busby <bret.busby at gmail.com> wrote:
>
> I am using UbuntuMATE linux 16.04.x, and, I can be typing text into a
> form, and then, a half hour or so, of text typed in, suddenly
> disappears and the screen hanges to show that something has happened,
> and I am not sure what has happened.

These any help?

https://www.raymond.cc/blog/saving-what-you-typed-in-firefox-or-wordpress-locally-to-your-compouter/

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