Title: [Jetpack Boost - Website Speed, Performance and Critical CSS] Support - page 17 | WordPress.org --- # [Jetpack Boost - Website Speed, Performance and Critical CSS] Support Search for: [Log in to Create a Topic](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Fplugin%2Fjetpack-boost%2Fpage%2F17%2F%3Foutput_format%3Dmd&locale=en_US) [←](https://wordpress.org/support/plugin/jetpack-boost/page/16/?output_format=md) [1](https://wordpress.org/support/plugin/jetpack-boost/?output_format=md) [2](https://wordpress.org/support/plugin/jetpack-boost/page/2/?output_format=md) [3](https://wordpress.org/support/plugin/jetpack-boost/page/3/?output_format=md)… [16](https://wordpress.org/support/plugin/jetpack-boost/page/16/?output_format=md) 17 [18](https://wordpress.org/support/plugin/jetpack-boost/page/18/?output_format=md)… [22](https://wordpress.org/support/plugin/jetpack-boost/page/22/?output_format=md) [23](https://wordpress.org/support/plugin/jetpack-boost/page/23/?output_format=md) [24](https://wordpress.org/support/plugin/jetpack-boost/page/24/?output_format=md) [→](https://wordpress.org/support/plugin/jetpack-boost/page/18/?output_format=md) - Topic - Participants - Replies - Last Post * - [Jetpack is not helping my site become fast](https://wordpress.org/support/topic/jetpack-is-not-helping-my-site-become-fast/) - Started by: [faysalyaqoob](https://wordpress.org/support/users/faysalyaqoob/) - 2 - 1 - [3 years, 9 months ago](https://wordpress.org/support/topic/jetpack-is-not-helping-my-site-become-fast/#post-15923974) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [Jetpack is not making my site faster](https://wordpress.org/support/topic/jetpack-is-not-making-my-site-faster/) - Started by: [mbanta45](https://wordpress.org/support/users/mbanta45/) - 4 - 1 - [3 years, 9 months ago](https://wordpress.org/support/topic/jetpack-is-not-making-my-site-faster/#post-15923972) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [Failed to generate Critical CSS](https://wordpress.org/support/topic/failed-to-generate-critical-css-32/) - Started by: [okala](https://wordpress.org/support/users/okala/) - 2 - 1 - [3 years, 9 months ago](https://wordpress.org/support/topic/failed-to-generate-critical-css-32/#post-15924004) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [My mobile score dropped](https://wordpress.org/support/topic/my-mobile-score-dropped/) - Started by: [chatterboxfilm](https://wordpress.org/support/users/chatterboxfilm/) - 3 - 6 - [3 years, 9 months ago](https://wordpress.org/support/topic/my-mobile-score-dropped/#post-15952456) - [chatterboxfilm](https://wordpress.org/support/users/chatterboxfilm/) * - [Failed to generate Critical CSS](https://wordpress.org/support/topic/failed-to-generate-critical-css-31/) - Started by: [dwolfe56](https://wordpress.org/support/users/dwolfe56/) - 2 - 1 - [3 years, 10 months ago](https://wordpress.org/support/topic/failed-to-generate-critical-css-31/#post-15898405) - [Mohamed Mehdi Benchalal](https://wordpress.org/support/users/muffinpeace/) * - [Does Jetpack Boost add code to the htaccess file?](https://wordpress.org/support/topic/does-jetpack-boost-add-code-to-the-htaccess-file/) - Started by: [Robinf](https://wordpress.org/support/users/robinf/) - 2 - 3 - [3 years, 9 months ago](https://wordpress.org/support/topic/does-jetpack-boost-add-code-to-the-htaccess-file/#post-15926518) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [Poor performance after enabling jetpack](https://wordpress.org/support/topic/poor-performance-after-enabling-jetpack/) - Started by: [litebryggsarpsborg](https://wordpress.org/support/users/litebryggsarpsborg/) - 2 - 2 - [3 years, 9 months ago](https://wordpress.org/support/topic/poor-performance-after-enabling-jetpack/#post-15949122) - [litebryggsarpsborg](https://wordpress.org/support/users/litebryggsarpsborg/) * - [bz.existsSync is not a function](https://wordpress.org/support/topic/bz-existssync-is-not-a-function/) - Started by: [timothyfaust](https://wordpress.org/support/users/timothyfaust/) - 3 - 2 - [3 years, 9 months ago](https://wordpress.org/support/topic/bz-existssync-is-not-a-function/#post-15947946) - [Stef (a11n)](https://wordpress.org/support/users/erania-pinnera/) * - [Failed to generate Critical CSS](https://wordpress.org/support/topic/failed-to-generate-critical-css-30/) - Started by: [dambulla](https://wordpress.org/support/users/dambulla/) - 3 - 3 - [3 years, 10 months ago](https://wordpress.org/support/topic/failed-to-generate-critical-css-30/#post-15885494) - [Stef (a11n)](https://wordpress.org/support/users/erania-pinnera/) * - [Hero image issue](https://wordpress.org/support/topic/hero-image-issue/) - Started by: [alvarezse](https://wordpress.org/support/users/alvarezse/) - 3 - 9 - [3 years, 9 months ago](https://wordpress.org/support/topic/hero-image-issue/#post-15948939) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [error while connecting jetpack](https://wordpress.org/support/topic/error-while-connecting-jetpack/) - Started by: [vpsinghbe](https://wordpress.org/support/users/vpsinghbe/) - 2 - 1 - [3 years, 10 months ago](https://wordpress.org/support/topic/error-while-connecting-jetpack/#post-15877938) - [lastsplash (a11n)](https://wordpress.org/support/users/lastsplash/) * - [My site score dropped when I refreshed](https://wordpress.org/support/topic/my-site-score-dropped-when-i-refreshed/) - Started by: [bethsmithpink](https://wordpress.org/support/users/bethsmithpink/) - 4 - 4 - [3 years, 10 months ago](https://wordpress.org/support/topic/my-site-score-dropped-when-i-refreshed/#post-15885007) - [lastsplash (a11n)](https://wordpress.org/support/users/lastsplash/) * - [Double header on mobile after creating critical css](https://wordpress.org/support/topic/double-header-on-mobile-after-creating-critical-css/) - Started by: [conaertbob](https://wordpress.org/support/users/conaertbob/) - 3 - 3 - [3 years, 10 months ago](https://wordpress.org/support/topic/double-header-on-mobile-after-creating-critical-css/#post-15871624) - [Mohamed Mehdi Benchalal](https://wordpress.org/support/users/muffinpeace/) * - [Failed to connect to WordPress.com HTTP 404 error received while communicating w](https://wordpress.org/support/topic/failed-to-connect-to-wordpress-com-http-404-error-received-while-communicating-w/) - Started by: [Axelll](https://wordpress.org/support/users/eos3d/) - 2 - 1 - [3 years, 10 months ago](https://wordpress.org/support/topic/failed-to-connect-to-wordpress-com-http-404-error-received-while-communicating-w/#post-15863725) - [Mohamed Mehdi Benchalal](https://wordpress.org/support/users/muffinpeace/) * - [my website too slow.](https://wordpress.org/support/topic/my-website-too-slow-2/) - Started by: [Chainsaw Tools](https://wordpress.org/support/users/mspro79/) - 2 - 1 - [3 years, 10 months ago](https://wordpress.org/support/topic/my-website-too-slow-2/#post-15863747) - [Mohamed Mehdi Benchalal](https://wordpress.org/support/users/muffinpeace/) * - [My site score dropped when I refreshed Jetpack Boost](https://wordpress.org/support/topic/my-site-score-dropped-when-i-refreshed-jetpack-boost/) - Started by: [jz9520](https://wordpress.org/support/users/jz9520/) - 3 - 2 - [3 years, 10 months ago](https://wordpress.org/support/topic/my-site-score-dropped-when-i-refreshed-jetpack-boost/#post-15876019) - [Stef (a11n)](https://wordpress.org/support/users/erania-pinnera/) * - [Jetpack with Litespeed Cache](https://wordpress.org/support/topic/jetpack-with-litespeed-cache/) - Started by: [Dennis Pillai](https://wordpress.org/support/users/depillai/) - 2 - 1 - [3 years, 10 months ago](https://wordpress.org/support/topic/jetpack-with-litespeed-cache/#post-15841986) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [REST API not accessible error](https://wordpress.org/support/topic/rest-api-not-accessible-error/) - Started by: [fl0645](https://wordpress.org/support/users/fl0645/) - 2 - 1 - [3 years, 10 months ago](https://wordpress.org/support/topic/rest-api-not-accessible-error/#post-15835279) - [deathlynotes](https://wordpress.org/support/users/deathlynotes/) * - [my site performance score dropped](https://wordpress.org/support/topic/my-site-performance-score-dropped/) - Started by: [ikedichi Joshua](https://wordpress.org/support/users/news34/) - 2 - 1 - [3 years, 11 months ago](https://wordpress.org/support/topic/my-site-performance-score-dropped/#post-15821488) - [deathlynotes](https://wordpress.org/support/users/deathlynotes/) * - [Looking to help Pagespeed but worried about our page builder](https://wordpress.org/support/topic/looking-to-help-pagespeed-but-worried-about-our-page-builder/) - Started by: [poguesquadron](https://wordpress.org/support/users/jamiepogue/) - 2 - 1 - [3 years, 11 months ago](https://wordpress.org/support/topic/looking-to-help-pagespeed-but-worried-about-our-page-builder/#post-15801014) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [Generating critical CSS breaks the menu](https://wordpress.org/support/topic/generating-critical-css-breaks-the-menu/) - Started by: [Сергій](https://wordpress.org/support/users/hoseua/) - 3 - 8 - [3 years, 11 months ago](https://wordpress.org/support/topic/generating-critical-css-breaks-the-menu/#post-15806632) - [deathlynotes](https://wordpress.org/support/users/deathlynotes/) * - [site slowed down with boost](https://wordpress.org/support/topic/site-slowed-down-with-boost/) - Started by: [damax83](https://wordpress.org/support/users/damax83/) - 2 - 3 - [3 years, 11 months ago](https://wordpress.org/support/topic/site-slowed-down-with-boost/#post-15806639) - [deathlynotes](https://wordpress.org/support/users/deathlynotes/) * - [Timed out while waiting for speed-score](https://wordpress.org/support/topic/timed-out-while-waiting-for-speed-score/) - Started by: [iridium21](https://wordpress.org/support/users/iridium21/) - 2 - 3 - [3 years, 11 months ago](https://wordpress.org/support/topic/timed-out-while-waiting-for-speed-score/#post-15815884) - [deathlynotes](https://wordpress.org/support/users/deathlynotes/) * - [Jetpack Slowing Down](https://wordpress.org/support/topic/jetpack-slowing-down/) - Started by: [adventurearckids](https://wordpress.org/support/users/adventurearckids/) - 3 - 3 - [3 years, 11 months ago](https://wordpress.org/support/topic/jetpack-slowing-down/#post-15795983) - [deathlynotes](https://wordpress.org/support/users/deathlynotes/) * - [Failed to generate Critical CSS](https://wordpress.org/support/topic/failed-to-generate-critical-css-29/) - Started by: [Graeme](https://wordpress.org/support/users/moo2web/) - 2 - 1 - [3 years, 11 months ago](https://wordpress.org/support/topic/failed-to-generate-critical-css-29/#post-15779279) - [lastsplash (a11n)](https://wordpress.org/support/users/lastsplash/) * - [Where is critical CSS stored?](https://wordpress.org/support/topic/where-is-critical-css-stored/) - Started by: [prowp7](https://wordpress.org/support/users/prowp7/) - 2 - 1 - [3 years, 11 months ago](https://wordpress.org/support/topic/where-is-critical-css-stored/#post-15783921) - [Stef (a11n)](https://wordpress.org/support/users/erania-pinnera/) * - [Failed to generate critical css](https://wordpress.org/support/topic/failed-to-generate-critical-css-28/) - Started by: [gjlacy](https://wordpress.org/support/users/gjlacy/) - 2 - 2 - [3 years, 11 months ago](https://wordpress.org/support/topic/failed-to-generate-critical-css-28/#post-15779301) - [lastsplash (a11n)](https://wordpress.org/support/users/lastsplash/) * - [شركة مقاولات م/ بحر التصميم للمقاولات](https://wordpress.org/support/topic/%d8%b4%d8%b1%d9%83%d8%a9-%d9%85%d9%82%d8%a7%d9%88%d9%84%d8%a7%d8%aa-%d9%85-%d8%a8%d8%ad%d8%b1-%d8%a7%d9%84%d8%aa%d8%b5%d9%85%d9%8a%d9%85-%d9%84%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%84%d8%a7%d8%aa/) - Started by: [bahr2011](https://wordpress.org/support/users/bahr2011/) - 2 - 2 - [3 years, 11 months ago](https://wordpress.org/support/topic/%d8%b4%d8%b1%d9%83%d8%a9-%d9%85%d9%82%d8%a7%d9%88%d9%84%d8%a7%d8%aa-%d9%85-%d8%a8%d8%ad%d8%b1-%d8%a7%d9%84%d8%aa%d8%b5%d9%85%d9%8a%d9%85-%d9%84%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%84%d8%a7%d8%aa/#post-15763703) - [Animesh Gaurav](https://wordpress.org/support/users/bizanimesh/) * - [418 – failed to generate critical CSS](https://wordpress.org/support/topic/418-failed-to-generate-critical-css/) - Started by: [tghuguenin](https://wordpress.org/support/users/tghuguenin/) - 2 - 2 - [3 years, 11 months ago](https://wordpress.org/support/topic/418-failed-to-generate-critical-css/#post-15764933) - [tghuguenin](https://wordpress.org/support/users/tghuguenin/) * - [Failed to generate critical css](https://wordpress.org/support/topic/failed-to-generate-critical-css-27/) - Started by: [gjlacy](https://wordpress.org/support/users/gjlacy/) - 2 - 1 - [3 years, 11 months ago](https://wordpress.org/support/topic/failed-to-generate-critical-css-27/#post-15751455) - [Stef (a11n)](https://wordpress.org/support/users/erania-pinnera/) *   [←](https://wordpress.org/support/plugin/jetpack-boost/page/16/?output_format=md) [1](https://wordpress.org/support/plugin/jetpack-boost/?output_format=md) [2](https://wordpress.org/support/plugin/jetpack-boost/page/2/?output_format=md) [3](https://wordpress.org/support/plugin/jetpack-boost/page/3/?output_format=md)… [16](https://wordpress.org/support/plugin/jetpack-boost/page/16/?output_format=md) 17 [18](https://wordpress.org/support/plugin/jetpack-boost/page/18/?output_format=md)… [22](https://wordpress.org/support/plugin/jetpack-boost/page/22/?output_format=md) [23](https://wordpress.org/support/plugin/jetpack-boost/page/23/?output_format=md) [24](https://wordpress.org/support/plugin/jetpack-boost/page/24/?output_format=md) [→](https://wordpress.org/support/plugin/jetpack-boost/page/18/?output_format=md) * ![](https://ps.w.org/jetpack-boost/assets/icon.svg?rev=2818794) * [Jetpack Boost - Website Speed, Performance and Critical CSS](https://wordpress.org/plugins/jetpack-boost/) * [Frequently Asked Questions](https://wordpress.org/plugins/jetpack-boost/#faq) * [Support Threads](https://wordpress.org/support/plugin/jetpack-boost/) * [Active Topics](https://wordpress.org/support/plugin/jetpack-boost/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/jetpack-boost/unresolved/) * [Reviews](https://wordpress.org/support/plugin/jetpack-boost/reviews/)