Performance

100 questions

Why does the browser slow down and how to speed it up?

Many open tabs — close unnecessary ones or use an extension to unload them.
Heavy extensions — disable/remove them.
Filled cache — clear it.
Outdated browser — update it.
Low RAM — add memory or use fewer tabs.

How to reduce browser memory consumption?

Fewer tabs.
Extension like The Great Suspender or built-in sleeping tabs.
Disable page preloading.
Use Lite versions of sites.
Firefox consumes less memory than Chrome.

Which browser is the fastest?

Chrome, Edge, Brave, Opera — based on Chromium engine, roughly equal.
Firefox — comparable, sometimes faster.
Safari — optimized for Mac, efficient.
Speed depends on: number of tabs, extensions, hardware.
For weak PCs: Firefox or Edge Lite.

How to disable hardware acceleration?

Helps with graphics glitches, high GPU load.
Chrome: Settings → Advanced → System → disable.
Firefox: Settings → Performance → uncheck Use recommended performance settings.
Edge: Settings → System and performance → disable.
Restart the browser after changes.

How to enable lazy loading of images?

Chrome: enabled by default.
Firefox: about:config → dom.image-lazy-loading.enabled.
Images load when scrolling.
Saves traffic and speeds up loading.
Works automatically on most modern sites.

Performance: how to find tabs/extensions that load CPU?

Start with the simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to set up sleeping tabs and battery saving?

Practice for 'Performance': check in private mode and in another browser. It quickly shows whether the problem is with the site or your profile/extensions.

Performance: how to reduce video lag and speed up page rendering?

Answer for 'Performance': enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to clear cache/profile without losing important data?

For 'Performance', it’s useful to set up a password manager and tracker blocker, but avoid installing dozens of extensions at once.

Performance: question №10

If the question is about 'Performance', check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to find tabs/extensions that load CPU?

Keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to set up sleeping tabs and battery saving?

Start with the simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to reduce video lag and speed up page rendering?

Practice for 'Performance': check in private mode and in another browser. It quickly shows whether the problem is with the site or your profile/extensions.

Performance: how to clear cache/profile without losing important data?

Answer on 'Performance': enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: question №15

For 'Performance' it is useful to set up a password manager and tracker blocking, but do not install dozens of extensions at once.

Performance: how to find tabs/extensions that load CPU?

If the question is about 'Performance', check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to set up sleeping tabs and battery saving?

For 'Performance' keep the profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to reduce video lags and speed up page rendering?

On the topic of 'Performance', start simple: update the browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to clear cache/profile without losing important data?

Practice for 'Performance': check in private mode and in another browser. This quickly shows whether the problem is with the site or with the profile/extensions.

Performance: question №20

Answer on 'Performance': enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to find tabs/extensions that load CPU?

For 'Performance' it is useful to set up a password manager and tracker blocking, but do not install dozens of extensions at once.

Performance: how to set up sleeping tabs and battery saving?

If the question is about 'Performance', check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to reduce video lags and speed up page rendering?

For 'Performance' keep the profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to clear cache/profile without losing important data?

On the topic of "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: question №25

Practice for "Performance": check in private mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to find tabs/extensions that load CPU?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to set up sleeping tabs and battery saving?

For "Performance," it is useful to set up a password manager and tracker blocking, but not to install dozens of extensions at once.

Performance: how to reduce video lag and speed up page rendering?

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to clear cache/profile without losing important data?

For "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: question №30

On the topic of "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to find tabs/extensions that load CPU?

Practice for "Performance": check in private mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to set up sleeping tabs and battery saving?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to reduce video lag and speed up page rendering?

For "Performance," it is useful to set up a password manager and tracker blocking, but not to install dozens of extensions at once.

Performance: how to clear cache/profile without losing important data?

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: question №35

For "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to find tabs/extensions that load CPU?

On the topic of "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to set up sleeping tabs and battery saving?

Practice for "Performance": check in private mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to reduce video lag and speed up page rendering?

Answer on "Performance": enable synchronization but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to clear cache/profile without losing important data?

For "Performance," it is useful to set up a password manager and tracker blocking, but do not install dozens of extensions at once.

Performance: question №40

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to find tabs/extensions that load CPU?

On the topic of "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to set up sleeping tabs and battery saving?

Start simple with "Performance": update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to reduce video lag and speed up page rendering?

Practice for "Performance": check in private mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to clear cache/profile without losing important data?

Answer on 'Performance': enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: question №45

For 'Performance', it is useful to set up a password manager and tracker blocking, but do not install dozens of extensions at once.

Performance: how to find tabs/extensions that load CPU?

If the question is about 'Performance', check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to set up sleeping tabs and battery saving?

For 'Performance', keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to reduce video lags and speed up page rendering?

On the topic of 'Performance', start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to clear cache/profile without losing important data?

Practice for 'Performance': check in private mode and in another browser. This quickly shows whether the problem is with the site or with the profile/extensions.

Performance: question №50

Answer on 'Performance': enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to find tabs/extensions that load CPU?

For 'Performance', it is useful to set up a password manager and tracker blocking, but do not install dozens of extensions at once.

Performance: how to set up sleeping tabs and battery saving?

If the question is about 'Performance', check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to reduce video lags and speed up page rendering?

On the topic of 'Performance', keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to clear cache/profile without losing important data?

On the topic of "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: question №55

Practice for "Performance": check in private mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to find tabs/extensions that load CPU?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to set up sleeping tabs and battery saving?

For "Performance," it is useful to set up a password manager and tracker blocking, but not to install dozens of extensions at once.

Performance: how to reduce video lag and speed up page rendering?

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to clear cache/profile without losing important data?

For "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: question №60

On the topic of "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to find tabs/extensions that load CPU?

Practice for "Performance": check in private mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to set up sleeping tabs and battery saving?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to reduce video lag and speed up page rendering?

For "Performance," it is useful to set up a password manager and tracker blocking, but not to install dozens of extensions at once.

Performance: how to clear cache/profile without losing important data?

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not website issues.

Performance: question №65

For "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to find tabs/extensions that load CPU?

Regarding "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to set up sleeping tabs and battery saving?

Practice for "Performance": test in incognito mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to reduce video lag and speed up page rendering?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to clear cache/profile without losing important data?

For "Performance," it is useful to set up a password manager and tracker blocking, but avoid installing dozens of extensions at once.

Performance: question №70

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not website issues.

Performance: how to find tabs/extensions that load CPU?

Regarding "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to set up sleeping tabs and battery saving?

Regarding "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to reduce video lag and speed up page rendering?

Practice for "Performance": test in incognito mode and in another browser. This quickly shows whether the problem is with the site or with your profile/extensions.

Performance: how to clear cache/profile without losing important data?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: question №75

For "Performance" it is useful to set up a password manager and tracker blocking, but do not install dozens of extensions at once.

Performance: how to find tabs/extensions that load CPU?

If the question is about "Performance", check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to set up sleeping tabs and battery saving?

For "Performance" keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to reduce video lags and speed up page rendering?

On the topic of "Performance" start simple: update the browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to clear cache/profile without losing important data?

Practice for "Performance": check in private mode and in another browser. This quickly shows whether the problem is with the site or with the profile/extensions.

Performance: question №80

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to find tabs/extensions that load CPU?

For "Performance" it is useful to set up a password manager and tracker blocking, but do not install dozens of extensions at once.

Performance: how to set up sleeping tabs and battery saving?

If the question is about "Performance", check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to reduce video lags and speed up page rendering?

On the topic of "Performance" keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to clear cache/profile without losing important data?

On the topic of "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: question №85

Practice for "Performance": check in private mode and in another browser. It's quick to understand — the problem is either the site or your profile/extensions.

Performance: how to find tabs/extensions that load the CPU?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to set up sleeping tabs and battery saving?

For "Performance," it’s useful to set up a password manager and tracker blocking, but don’t install dozens of extensions at once.

Performance: how to reduce video lag and speed up page rendering?

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not site-related.

Performance: how to clear cache/profile without losing important data?

For "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: question №90

On the topic of "Performance," start simple: update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to find tabs/extensions that load the CPU?

Practice for "Performance": check in private mode and in another browser. It's quick to understand — the problem is either the site or your profile/extensions.

Performance: how to set up sleeping tabs and battery saving?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to reduce video lag and speed up page rendering?

For "Performance," it’s useful to set up a password manager and tracker blocking, but don’t install dozens of extensions at once.

Performance: how to clear cache/profile without losing important data?

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not website issues.

Performance: question №95

For "Performance," keep your profile clean: periodically remove unused extensions and reset settings when issues accumulate.

Performance: how to find tabs/extensions that load CPU?

Start with simple steps on "Performance": update your browser, clear cache/cookies for the problematic site, and disable extensions one by one.

Performance: how to set up sleeping tabs and battery saving?

Practice for "Performance": test in private mode and in another browser. This quickly shows whether the problem is in the site or in your profile/extensions.

Performance: how to reduce video lag and speed up page rendering?

Answer on "Performance": enable synchronization, but keep 2FA and backup codes. Security is more important than convenience.

Performance: how to clear cache/profile without losing important data?

For "Performance," it is useful to set up a password manager and tracker blocker, but do not install dozens of extensions at once.

Performance: question №100

If the question is about "Performance," check DNS/proxy/VPN and certificates. Many errors are network-related, not website issues.
Performance: how to find tabs/extensions that load the CPU? — Performance