Title: How to undo CSS optimization
Last modified: September 17, 2021

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# How to undo CSS optimization

 *  Resolved [lphd](https://wordpress.org/support/users/lphd/)
 * (@lphd)
 * [4 years, 8 months ago](https://wordpress.org/support/topic/how-to-undo-css-optimization/)
 * Hey with the CSS optimization occurred a Speed issue, so I would like to undo
   it. Is there a way without a backup?
    THX

Viewing 3 replies - 1 through 3 (of 3 total)

 *  Plugin Author [Optimizing Matters](https://wordpress.org/support/users/optimizingmatters/)
 * (@optimizingmatters)
 * [4 years, 8 months ago](https://wordpress.org/support/topic/how-to-undo-css-optimization/#post-14882241)
 * Sure;
    * Untick “optimize CSS code” * Click “Save changes & empty cache” * And
   finally clear any page cache you might have
 * And that should do it (as Autoptimize does not change any of your original code).
 * hope this helps,
    frank
 *  Thread Starter [lphd](https://wordpress.org/support/users/lphd/)
 * (@lphd)
 * [4 years, 8 months ago](https://wordpress.org/support/topic/how-to-undo-css-optimization/#post-14882497)
 * Hello Frank,
    thank you very much for your reply. That’s exactly what I did. 
   Prior the wp installation was missing all CSS ofter, but i don’t know why, but
   now its working thank you
 *  Plugin Author [Optimizing Matters](https://wordpress.org/support/users/optimizingmatters/)
 * (@optimizingmatters)
 * [4 years, 8 months ago](https://wordpress.org/support/topic/how-to-undo-css-optimization/#post-14883110)
 * you’re welcome. if ever you want to look into what caused the CSS optimization
   issue let me know and we’ll dive in! 🙂
 * have a nice weekend!
    frank

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘How to undo CSS optimization’ is closed to new replies.

 * ![](https://ps.w.org/autoptimize/assets/icon-256X256.png?rev=2211608)
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 * 3 replies
 * 2 participants
 * Last reply from: [Optimizing Matters](https://wordpress.org/support/users/optimizingmatters/)
 * Last activity: [4 years, 8 months ago](https://wordpress.org/support/topic/how-to-undo-css-optimization/#post-14883110)
 * Status: resolved