Title: [Hummingbird Performance - Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN] Support - page 18 | WordPress.org --- # [Hummingbird Performance - Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN] Support Search for: [Log in to Create a Topic](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Fplugin%2Fhummingbird-performance%2Fpage%2F18%2F%3Foutput_format%3Dmd&locale=en_US) [←](https://wordpress.org/support/plugin/hummingbird-performance/page/17/?output_format=md) [1](https://wordpress.org/support/plugin/hummingbird-performance/?output_format=md) [2](https://wordpress.org/support/plugin/hummingbird-performance/page/2/?output_format=md) [3](https://wordpress.org/support/plugin/hummingbird-performance/page/3/?output_format=md)… [17](https://wordpress.org/support/plugin/hummingbird-performance/page/17/?output_format=md) 18 [19](https://wordpress.org/support/plugin/hummingbird-performance/page/19/?output_format=md)… [40](https://wordpress.org/support/plugin/hummingbird-performance/page/40/?output_format=md) [41](https://wordpress.org/support/plugin/hummingbird-performance/page/41/?output_format=md) [42](https://wordpress.org/support/plugin/hummingbird-performance/page/42/?output_format=md) [→](https://wordpress.org/support/plugin/hummingbird-performance/page/19/?output_format=md) - Topic - Participants - Replies - Last Post * - [Buttons and tabs not reacting](https://wordpress.org/support/topic/buttons-and-tabs-not-reacting/) - Started by: [tomaskucerik](https://wordpress.org/support/users/tomaskucerik/) - 3 - 2 - [5 years, 5 months ago](https://wordpress.org/support/topic/buttons-and-tabs-not-reacting/#post-13950272) - [Amin – WPMU DEV Support](https://wordpress.org/support/users/wpmudev-support2/) * - [Totaly white page with link “Skip to content”](https://wordpress.org/support/topic/totaly-white-page-with-link-skip-to-content/) - Started by: [x3mwoman](https://wordpress.org/support/users/x3mwoman/) - 3 - 2 - [5 years, 5 months ago](https://wordpress.org/support/topic/totaly-white-page-with-link-skip-to-content/#post-13950262) - [Amin – WPMU DEV Support](https://wordpress.org/support/users/wpmudev-support2/) * - [broken images (JS error)](https://wordpress.org/support/topic/broken-images-js-error/) - Started by: [alexmarcoux](https://wordpress.org/support/users/alexmarcoux/) - 7 - 13 - [5 years, 4 months ago](https://wordpress.org/support/topic/broken-images-js-error/#post-14095075) - [Predrag – WPMU DEV Support](https://wordpress.org/support/users/wpmudev-support1/) * - [Browser Caching is not working properly](https://wordpress.org/support/topic/browser-caching-is-not-working-properly-12/) - Started by: [ayasegevas](https://wordpress.org/support/users/ayasegevas/) - 3 - 2 - [5 years, 5 months ago](https://wordpress.org/support/topic/browser-caching-is-not-working-properly-12/#post-13950254) - [Amin – WPMU DEV Support](https://wordpress.org/support/users/wpmudev-support2/) * - [Console Error](https://wordpress.org/support/topic/console-error-39/) - Started by: [jadieoliveira](https://wordpress.org/support/users/jadieoliveira/) - 3 - 2 - [5 years, 5 months ago](https://wordpress.org/support/topic/console-error-39/#post-13950244) - [Amin – WPMU DEV Support](https://wordpress.org/support/users/wpmudev-support2/) * - [Plugin Conflict](https://wordpress.org/support/topic/plugin-conflict-310/) - Started by: [Roshan Zaid](https://wordpress.org/support/users/roshanzaid/) - 2 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/plugin-conflict-310/#post-13852177) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Database size issue](https://wordpress.org/support/topic/database-size-issue-2/) - Started by: [Fyn](https://wordpress.org/support/users/fyn/) - 2 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/database-size-issue-2/#post-13853262) - [Fyn](https://wordpress.org/support/users/fyn/) * - [How to use Automatic asset optimization](https://wordpress.org/support/topic/how-to-use-automatic-asset-optimization/) - Started by: [pallavi](https://wordpress.org/support/users/pallavichanodia/) - 3 - 2 - [5 years, 5 months ago](https://wordpress.org/support/topic/how-to-use-automatic-asset-optimization/#post-13950238) - [Amin – WPMU DEV Support](https://wordpress.org/support/users/wpmudev-support2/) * - [Oh My God – Emails PLEASE PLEASE PLEASE STOP](https://wordpress.org/support/topic/oh-my-god-emails-please-please-please-stop/) - Started by: [ronaldljohnson](https://wordpress.org/support/users/ronaldljohnson/) - 2 - 3 - [5 years, 6 months ago](https://wordpress.org/support/topic/oh-my-god-emails-please-please-please-stop/#post-13832290) - [Predrag – WPMU DEV Support](https://wordpress.org/support/users/wpmudev-support1/) * - [Error scanning the page](https://wordpress.org/support/topic/error-scanning-the-page/) - Started by: [gabrielir](https://wordpress.org/support/users/gabrielir/) - 3 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/error-scanning-the-page/#post-13853848) - [Nithin – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport11/) * - [Gzip Compression HTML](https://wordpress.org/support/topic/gzip-compression-html/) - Started by: [fahadbhojani](https://wordpress.org/support/users/fahadbhojani/) - 3 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/gzip-compression-html/#post-13853845) - [Nithin – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport11/) * - [render blocking resources causing long load time](https://wordpress.org/support/topic/render-blocking-resources-causing-long-load-time/) - Started by: [henrym1ller](https://wordpress.org/support/users/henrym1ller/) - 3 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/render-blocking-resources-causing-long-load-time/#post-13853842) - [Nithin – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport11/) * - [Browser Caching is not working properly](https://wordpress.org/support/topic/browser-caching-is-not-working-properly-11/) - Started by: [samjensen](https://wordpress.org/support/users/samjensen/) - 3 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/browser-caching-is-not-working-properly-11/#post-13831402) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [variable product dropdown issue with hummingbird](https://wordpress.org/support/topic/variable-product-dropdown-issue-with-hummingbird/) - Started by: [cvansas](https://wordpress.org/support/users/cvansas/) - 3 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/variable-product-dropdown-issue-with-hummingbird/#post-13831403) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Cloudways and Redis](https://wordpress.org/support/topic/cloudways-and-redis/) - Started by: [bclaim](https://wordpress.org/support/users/bclaim/) - 4 - 4 - [5 years, 6 months ago](https://wordpress.org/support/topic/cloudways-and-redis/#post-13853840) - [Nithin – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport11/) * - [Gzip is not working properly on Hummingbird](https://wordpress.org/support/topic/gzip-is-not-working-properly-on-hummingbird/) - Started by: [kodedigitalexpert](https://wordpress.org/support/users/kodedigitalexpert/) - 3 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/gzip-is-not-working-properly-on-hummingbird/#post-13831407) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Efficient cache policy not applying to three js files](https://wordpress.org/support/topic/efficient-cache-policy-not-applying-to-three-js-files/) - Started by: [melmallinson](https://wordpress.org/support/users/melmallinson/) - 3 - 4 - [5 years, 6 months ago](https://wordpress.org/support/topic/efficient-cache-policy-not-applying-to-three-js-files/#post-13814439) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Unused Javascript (Hummingbird)](https://wordpress.org/support/topic/unused-javascript-hummingbird/) - Started by: [melmallinson](https://wordpress.org/support/users/melmallinson/) - 3 - 4 - [5 years, 6 months ago](https://wordpress.org/support/topic/unused-javascript-hummingbird/#post-13814437) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Cache Files becomes to 0](https://wordpress.org/support/topic/cache-files-becomes-to-0/) - Started by: [Roshan Zaid](https://wordpress.org/support/users/roshanzaid/) - 3 - 2 - [5 years, 6 months ago](https://wordpress.org/support/topic/cache-files-becomes-to-0/#post-13814435) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [woocommerce pages crashed](https://wordpress.org/support/topic/woocommerce-pages-crashed/) - Started by: [thaer9241](https://wordpress.org/support/users/thaer9241/) - 3 - 4 - [5 years, 6 months ago](https://wordpress.org/support/topic/woocommerce-pages-crashed/#post-13814434) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Vary Accept-Encoding](https://wordpress.org/support/topic/vary-accept-encoding-3/) - Started by: [margomm](https://wordpress.org/support/users/margomm/) - 4 - 3 - [5 years, 6 months ago](https://wordpress.org/support/topic/vary-accept-encoding-3/#post-13814433) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [4 of the caches won’t come on](https://wordpress.org/support/topic/4-of-the-caches-wont-come-on/) - Started by: [rjohnsonfbr1us](https://wordpress.org/support/users/rjohnsonfbr1us/) - 3 - 5 - [5 years, 6 months ago](https://wordpress.org/support/topic/4-of-the-caches-wont-come-on/#post-13793571) - [rjohnsonfbr1us](https://wordpress.org/support/users/rjohnsonfbr1us/) * - [Backend pages are stale](https://wordpress.org/support/topic/backend-pages-are-stale/) - Started by: [jaredjneale](https://wordpress.org/support/users/jaredjneale/) - 1 - 1 - [5 years, 7 months ago](https://wordpress.org/support/topic/backend-pages-are-stale/#post-13719721) - [jaredjneale](https://wordpress.org/support/users/jaredjneale/) * - [conflicts with carousel plugin](https://wordpress.org/support/topic/conflicts-with-carousel-plugin/) - Started by: [MirkoB82](https://wordpress.org/support/users/mirkob82/) - 2 - 5 - [5 years, 7 months ago](https://wordpress.org/support/topic/conflicts-with-carousel-plugin/#post-13742926) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Minify Issue](https://wordpress.org/support/topic/minify-issue-3/) - Started by: [mddsharp](https://wordpress.org/support/users/mddsharp/) - 1 - 1 - [5 years, 7 months ago](https://wordpress.org/support/topic/minify-issue-3/#post-13708332) - [mddsharp](https://wordpress.org/support/users/mddsharp/) * - [Wphb_minify_group status has been changed messages](https://wordpress.org/support/topic/wphb_minify_group-status-has-been-changed-messages/) - Started by: [kwestfehling](https://wordpress.org/support/users/kwestfehling/) - 3 - 2 - [5 years, 7 months ago](https://wordpress.org/support/topic/wphb_minify_group-status-has-been-changed-messages/#post-13742925) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Conflict with Thrive Themes Quiz Builder](https://wordpress.org/support/topic/conflict-with-thrive-themes-quiz-builder/) - Started by: [jdegraaf](https://wordpress.org/support/users/jdegraaf/) - 5 - 9 - [5 years, 6 months ago](https://wordpress.org/support/topic/conflict-with-thrive-themes-quiz-builder/#post-13846225) - [jdegraaf](https://wordpress.org/support/users/jdegraaf/) * - [Unable to deactivate or access hummingbird](https://wordpress.org/support/topic/unable-to-deactivate-or-access-hummingbird/) - Started by: [avikrdas](https://wordpress.org/support/users/avikrdas/) - 2 - 3 - [5 years, 7 months ago](https://wordpress.org/support/topic/unable-to-deactivate-or-access-hummingbird/#post-13690783) - [avikrdas](https://wordpress.org/support/users/avikrdas/) * - [performance score test not working](https://wordpress.org/support/topic/performance-score-test-not-working/) - Started by: [kurtayfun](https://wordpress.org/support/users/kurtayfun/) - 6 - 8 - [5 years, 7 months ago](https://wordpress.org/support/topic/performance-score-test-not-working/#post-13742922) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) * - [Unable to login to site when enabled](https://wordpress.org/support/topic/unable-to-login-to-site-when-enabled/) - Started by: [netriscs](https://wordpress.org/support/users/netriscs/) - 3 - 4 - [5 years, 7 months ago](https://wordpress.org/support/topic/unable-to-login-to-site-when-enabled/#post-13742921) - [Patrick – WPMU DEV Support](https://wordpress.org/support/users/wpmudevsupport12/) *   [←](https://wordpress.org/support/plugin/hummingbird-performance/page/17/?output_format=md) [1](https://wordpress.org/support/plugin/hummingbird-performance/?output_format=md) [2](https://wordpress.org/support/plugin/hummingbird-performance/page/2/?output_format=md) [3](https://wordpress.org/support/plugin/hummingbird-performance/page/3/?output_format=md)… [17](https://wordpress.org/support/plugin/hummingbird-performance/page/17/?output_format=md) 18 [19](https://wordpress.org/support/plugin/hummingbird-performance/page/19/?output_format=md)… [40](https://wordpress.org/support/plugin/hummingbird-performance/page/40/?output_format=md) [41](https://wordpress.org/support/plugin/hummingbird-performance/page/41/?output_format=md) [42](https://wordpress.org/support/plugin/hummingbird-performance/page/42/?output_format=md) [→](https://wordpress.org/support/plugin/hummingbird-performance/page/19/?output_format=md) * ![](https://ps.w.org/hummingbird-performance/assets/icon-256x256.gif?rev=2633221) * [Hummingbird Performance - Cache & Page Speed Optimization for Core Web Vitals | Critical CSS | Minify CSS | Defer CSS Javascript | CDN](https://wordpress.org/plugins/hummingbird-performance/) * [Frequently Asked Questions](https://wordpress.org/plugins/hummingbird-performance/#faq) * [Support Threads](https://wordpress.org/support/plugin/hummingbird-performance/) * [Active Topics](https://wordpress.org/support/plugin/hummingbird-performance/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/hummingbird-performance/unresolved/) * [Reviews](https://wordpress.org/support/plugin/hummingbird-performance/reviews/)