If you don't mind a heavy application, I use GIMP for this (on WIndblows 
and Linux, but on W you can't do capture region).

On 11/17/22 09:15, Keith Smith via PLUG-discuss wrote:
> Thanks Michael!!
>
>
> On 2022-11-10 20:11, Michael Butash wrote:
>> In Spectacle, set the Capture Mode Area to rectangular region, then
>> you can play with delay if you need to click on something then shoot
>> it in a few seconds.
>>
>> Works like a champ usually, I use it mostly every day.
>>
>> -mb
>>
>> On Thu, Nov 10, 2022 at 7:08 PM Keith Smith via PLUG-discuss
>> <plug-discuss@lists.phxlinux.org> wrote:
>>
>>> Hi,
>>>
>>> I am running Kubuntu 22.04.
>>>
>>> I would like to be able to take a snippet (specific region) of my
>>> screen, not the entire screen.
>>>
>>> My research shows that I can use spectacle take a screen shot,
>>> however I
>>> am not finding that I can take a portion of the screen.
>>>
>>> Then I ran into this :
>>>
>>> ==================
>>> Do you want to capture the image of your entire screen? A specific
>>> region? A specific window?
>>>
>>> If you just want a simple screenshot without any annotations/fancy
>>> editing capabilities, the default keyboard shortcuts will do the
>>> trick.
>>> These are not specific to Ubuntu. Almost all Linux distributions and
>>>
>>> desktop environments support these keyboard shortcuts.
>>>
>>> Let’s take a look at the list of keyboard shortcuts you can
>>> utilize:
>>>
>>> PrtSc – Save a screenshot of the entire screen to the
>>> “Pictures”
>>> directory.
>>> Shift + PrtSc – Save a screenshot of a specific region to
>>> Pictures.
>>> Alt + PrtSc  – Save a screenshot of the current window to
>>> Pictures.
>>> Ctrl + PrtSc – Copy the screenshot of the entire screen to the
>>> clipboard.
>>> Shift + Ctrl + PrtSc – Copy the screenshot of a specific region to
>>> the
>>> clipboard.
>>> Ctrl + Alt + PrtSc – Copy the screenshot of the current window to
>>> the
>>> clipboard.
>>> ===================
>>>
>>> Ok, it looks like I have spectacle installed by default.  I tried
>>> "Shift
>>> + PrtSc" and I got the entire screen.  Image quality seems decent.
>>> If I
>>> have to I can edit the screenshot.  Would like to avoid that extra
>>> step.
>>>
>>> Any Thoughts?
>>>
>>> Thanks!!
>>> Keith
>>> ---------------------------------------------------
>>> PLUG-discuss mailing list: PLUG-discuss@lists.phxlinux.org
>>> To subscribe, unsubscribe, or to change your mail settings:
>>> https://lists.phxlinux.org/mailman/listinfo/plug-discuss
> ---------------------------------------------------
> PLUG-discuss mailing list: PLUG-discuss@lists.phxlinux.org
> To subscribe, unsubscribe, or to change your mail settings:
> https://lists.phxlinux.org/mailman/listinfo/plug-discuss
---------------------------------------------------
PLUG-discuss mailing list: PLUG-discuss@lists.phxlinux.org
To subscribe, unsubscribe, or to change your mail settings:
https://lists.phxlinux.org/mailman/listinfo/plug-discuss