A Firestick that was once fast but has become slow over time is a common complaint. Understanding why it happens makes fixing it much more straightforward.
Why Do Firesticks Slow Down?
- Accumulated app cache filling storage
- Too many apps installed
- Apps running in the background
- Outdated software
- Weak Wi-Fi signal causing buffering that appears as slowness
- Occasional software bugs that accumulate
How to Speed Up a Slow Firestick
Restart First
Press and hold the Home button > select Sleep, then unplug and replug the power. A full restart clears memory and background processes. This alone fixes many slow Firestick issues.
Clear App Caches
Go to Settings > Applications > Manage Installed Applications. For each major app — especially streaming and IPTV apps — select Clear Cache. See our complete cache guide.
Uninstall Unused Apps
Every installed app uses storage and some use background processing. Uninstall everything you don't regularly use. Go to Settings > Applications > Manage Installed Applications > select app > Uninstall.
Free Up Storage
If your Firestick storage is nearly full, performance drops significantly. Check storage at Settings > My Fire TV > About > Storage. Aim to keep at least 1 GB free. See our storage management guide.
Update Your Firestick
Updates often include performance improvements. Go to Settings > My Fire TV > About > Check for System Update. See the full update guide.
Disable Featured Autoplay
The home screen autoplays video constantly, using processing power. Disable it: Settings > Preferences > Featured Content > Featured Autoplay > Off.
Factory Reset as a Last Resort
If the above doesn't help, a factory reset returns the Firestick to its original state. See our factory reset guide. After resetting and reinstalling only the apps you need, performance should be significantly better.
Older Firestick models (first and second generation) have less RAM and a slower processor than current models. If your device is 4+ years old, a hardware upgrade may be the most practical solution. FirestickHub packages start from £99.99 with 1-Year IPTV included.
Frequently Asked Questions
Common causes: full storage, accumulated cache, a bad software update, or too many background apps. Start with a restart and cache clear.
Yes — installed apps take up storage and some run background processes even when not in use. Keep only apps you actively use.
If your Firestick is 4+ years old, upgrading to a current model is often more cost-effective than troubleshooting extensively.