Phone Running Slow? 14 Ways to Speed Up Any Android Phone

Almost every Android phone slows down over time. Apps take longer to open, scrolling stutters, and the keyboard lags just when you need it most.

You rarely need a new phone to fix this. Most slowdowns come from full storage, background apps, and old caches, all of which you can fix in under an hour.

Quick Answer

Restart your phone, free up storage so at least 15% is empty, uninstall or disable unused apps, clear cache for heavy apps, and turn off animations in Developer options. Update software, remove widgets and live wallpaper, and check battery health. A factory reset is the last resort if it is still slow.

1. Restart Your Phone Properly

A restart clears temporary memory, stops stuck background processes, and fixes many small glitches. Many people go months without restarting.

1. Press and hold the Power button, or Power plus Volume Up on some Samsung and Xiaomi models, until the power menu appears.
2. Tap Restart, not Shut down, and wait for the phone to fully boot.
3. Unlock it and wait two minutes before opening apps, so startup tasks can finish.
4. Restart once a week as a habit, or enable auto-restart if your phone offers it.

On Samsung, auto-restart lives in Settings > Battery and device care > Auto optimisation. On Pixel, a manual weekly restart is enough.

If the phone feels fast after a restart but slows within a day, a background app is likely the culprit. Continue with the steps below.

2. Free Up Storage Space

Full storage is the number one cause of Android slowdowns. When storage is above 90% full, the system has no room for caches and updates.

Aim to keep at least 10% to 15% of storage free. On a 128GB phone, that means roughly 15GB empty at all times.

1. Go to Settings > Storage on Pixel, Settings > Battery and device care > Storage on Samsung, or Settings > About phone > Storage on Xiaomi.
2. Delete large downloaded videos, old APK files, and duplicate photos. Check Downloads and WhatsApp media folders first.
3. Use Files by Google, tap Clean, and review junk files, large files, and unused app suggestions carefully before deleting.
4. Move photos and videos to Google Photos backup, then use Free up space in Google Photos to remove local copies safely.

Do not delete photos until you confirm the cloud backup is complete. Open Google Photos on Wi-Fi and check that no uploads are pending.

3. Uninstall or Disable Apps You Do Not Use

Every installed app can run background services, send notifications, and take storage. Phones often carry 20 or more apps that are never opened.

1. Go to Settings > Apps > See all apps and sort by size or last used if your phone offers it.
2. Uninstall games, shopping apps, and tools you have not opened in a month. Long-press the icon and tap Uninstall as a shortcut.
3. For pre-installed apps you cannot uninstall, tap Disable instead. This stops them running and removes updates.
4. On Samsung, also check Settings > Battery > Background usage limits and put unused apps to sleep.

Be careful not to disable system components with unfamiliar names. If you are unsure what an app does, leave it alone and research it first.

More storage and performance help is available in our Android tips and guides at Network Ustad.

4. Clear Cache for Heavy Apps

App cache speeds things up when healthy, but bloated or corrupt cache does the opposite. Social media and browser apps build the largest caches.

1. Go to Settings > Apps, tap a heavy app like Chrome, Facebook, TikTok, or Instagram.
2. Tap Storage and cache, then tap Clear cache. Do not tap Clear storage unless you want to sign in again.
3. Repeat for two or three large apps only. There is no benefit to clearing every app daily.
4. Restart the phone after clearing large caches and test the speed again.

Clear cache is safe and does not delete accounts or personal files. Clear storage or Clear data does reset the app, so treat them differently.

Avoid so-called cleaner and booster apps. Most show ads, run in the background themselves, and make performance worse, as Google warns in its Google support advice on fixing slow Android performance.

5. Update Software and Apps

Updates fix performance bugs, not just security holes. A phone several updates behind can stutter for reasons already fixed by the manufacturer.

1. Go to Settings > System > Software update on Pixel, Settings > Software update on Samsung, or Settings > About phone on Xiaomi and install any update.
2. Open the Play Store, tap your profile, then Manage apps and device, and update all apps.
3. After a major update, restart the phone and give it a day. Indexing and optimisation can cause temporary slowness.
4. Check for problem apps after updates. If slowness started with one app update, clear its cache or reinstall it.

6. Reduce Animations, Widgets, and Live Features

Animations, widgets, and live wallpaper look nice but cost performance, especially on older or budget phones with limited RAM.

1. Remove home screen widgets you do not check daily, especially weather, news, and social feeds that refresh constantly.
2. Replace live wallpaper with a static image in Settings > Wallpaper.
3. Go to Settings > Accessibility > Visibility enhancements or Display and turn on Remove animations if available.
4. For finer control, enable Developer options by tapping Build number seven times in Settings > About phone, then set Window, Transition, and Animator scales to 0.5x in Developer options.

Reducing animations to 0.5x makes any phone feel snappier instantly. It does not increase real power, but it removes waiting time you can see.

7. Check Battery Health and Background Limits

A degraded battery can cause throttling. When the battery cannot deliver stable power, the phone reduces performance to avoid shutdowns.

1. Go to Settings > Battery > Battery usage and look for apps draining power and running constantly in the background.
2. Restrict the worst offenders: tap the app, then Battery, and choose Restricted if you do not need its background activity.
3. On Samsung, check battery status in the Samsung Members app under Diagnostics. On Xiaomi, check Settings > Battery for battery health indicators.
4. If battery life has collapsed alongside slowness, a battery replacement is often cheaper and more effective than a new phone.

Also disable auto-play and background data for heavy social apps if they dominate usage. Small restrictions add up across the day.

8. Factory Reset as a Last Resort

If the phone is still slow after all steps above, a factory reset gives you a clean start. It erases everything, so back up first.

1. Back up in Settings > Google > Backup and confirm photos, WhatsApp, and authenticator codes are saved separately.
2. Go to Settings > System > Reset options > Erase all data on Pixel, Settings > General management > Reset on Samsung, or Settings > About phone > Factory reset on Xiaomi.
3. After reset, reinstall only the apps you actually use, instead of restoring everything automatically.
4. Test speed for two days before reinstalling games or heavy social apps, so you can spot what slows it down.

If a clean phone with no extra apps is still slow, the hardware itself is likely worn or faulty. At that point, repair advice is more honest than more software tips.

Common Mistakes and Tips

The most common mistake is installing RAM booster and cleaner apps. They close apps aggressively, forcing them to reload fully, which uses more battery and feels slower.

Another mistake is clearing cache for every app every day. Cache exists to make apps faster. Only clear it for problem apps or when storage is low.

Tip: keep at least 15% storage free permanently. Delete or back up large videos monthly instead of waiting until the phone warns you.

Tip: use Lite versions or web versions of heavy apps on budget phones. Facebook Lite and similar apps use far less RAM and storage.

Conclusion

A slow Android phone is usually a storage, background app, or maintenance problem, not a reason to buy a replacement. Restart, free up space, remove unused apps, clear heavy caches, update everything, and trim animations, in that order. Work through these 14 fixes systematically and most phones feel noticeably faster the same day, with a factory reset held back as the final clean-slate option.

Frequently Asked Questions

Why does my phone get slower over time?

Storage fills up, apps grow larger, caches bloat, and more background services accumulate with every install and update. Ageing batteries also reduce performance. Regular clean-ups, updates, and keeping storage headroom free prevent most of this gradual slowdown.

Does clearing cache delete my photos or logins?

No. Clear cache removes only temporary files and does not delete photos, messages, or logins. Clear storage or Clear data is different: it resets the app completely and will sign you out. Always choose Clear cache unless you intend a full reset.

Will a factory reset definitely speed up my phone?

It usually helps a lot if slowness is caused by software, clutter, or a bad app, because it removes all of them at once. If the phone is still slow after a clean reset with few apps installed, the cause is likely ageing hardware or a failing battery.

How much free storage should I keep for good speed?

Keep at least 10% to 15% of total storage free. On a 64GB phone that is about 7GB to 10GB, and on a 128GB phone about 13GB to 19GB. Performance drops sharply once storage passes 90% to 95% full.

Are phone booster apps worth using?

No. Most booster and cleaner apps run ads, stay active in the background, and close apps in ways that force slower full reloads. Android manages RAM well on its own. The built-in Storage, Battery, and Apps settings are safer and more effective.