# Thumbnail quality setting is wrong/undocumented

**URL:** <https://help.nextcloud.com/t/thumbnail-quality-setting-is-wrong-undocumented/56435>\
**Category:** ℹ️ Support\
**Tags:** nc14, nc15, nc16\
**Created:** [July 11, 2019, 9:54am UTC](https://help.nextcloud.com/t/thumbnail-quality-setting-is-wrong-undocumented/56435 "2019-07-11T09:54:31Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![gas85](https://help.nextcloud.com/user_avatar/help.nextcloud.com/gas85/32/7772_2.png) [@gas85](https://help.nextcloud.com/u/gas85)\
**Post date:** [July 23, 2019, 1:43pm UTC](https://help.nextcloud.com/t/thumbnail-quality-setting-is-wrong-undocumented/56435/3 "2019-07-23T13:43:25Z")

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It is true what you say, and was good investigated here:

> [@Understanding and improving Nextcloud Previews](https://help.nextcloud.com/t/understanding-and-improving-nextcloud-previews/55733):
>
> Hi, I have been playing with the preview generation process to try to speed up things for low end devices (mainly for NextCloudPi) In case you are interested I would love some feedback [https://ownyourbits.com/2019/06/29/understanding-and-improving-nextcloud-previews/](https://ownyourbits.com/2019/06/29/understanding-and-improving-nextcloud-previews/)

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_[View the full topic](https://help.nextcloud.com/t/thumbnail-quality-setting-is-wrong-undocumented/56435)._