A laptop that takes a long time to start, freezes when opening programs or struggles with simple tasks can make even basic work frustrating. A slow laptop does not always mean that the computer is too old. Limited storage, too many programs running at startup, outdated software, background processes, malware and aging hardware can all affect performance.
Microsoft identifies limited storage, excessive startup applications, outdated software and older hardware among the common reasons a Windows computer may run slowly.
Before replacing the laptop, work through the following fixes one at a time.
Restart the laptop
Start with the simplest solution.
Save your work, close your applications and restart the laptop. A restart clears temporary processes and gives Windows a fresh session.
If the laptop becomes noticeably faster after restarting but gradually slows down again, a background application or process may be consuming resources.
If the computer is completely frozen, you may need to hold the power button to shut it down. Use this only when normal shutdown is not possible because forced shutdown can cause unsaved work to be lost.
Check how much storage is available
A nearly full drive can affect Windows performance and can also make it difficult to install updates.
Open File Explorer and select This PC to see how much free space remains on the main drive. Microsoft recommends freeing up space when a Windows computer is running low on storage.
Remove files you no longer need, particularly:
- Large videos
- Old downloads
- Unused installation files
- Duplicate files
- Temporary files
- Applications you no longer use
Do not delete system files simply because they look unfamiliar.
Use Windows Storage settings
Windows provides built-in tools for finding unnecessary files.
On Windows 11, open:
Settings > System > Storage
You can review categories consuming space and use Cleanup recommendations to identify files that can be removed.
Microsoft also provides Storage Sense, which can automatically remove certain temporary files and help maintain available storage.
This is safer than manually deleting random folders from the Windows directory.
Stop unnecessary programs from starting automatically
A laptop may feel slow immediately after turning it on because numerous programs launch in the background.
Open Task Manager by pressing:
Ctrl + Shift + Esc
Look for the Startup apps section.
Review the applications that start with Windows and disable programs you do not need to launch automatically.
Do not disable unfamiliar Windows system components simply because they appear in the list. If you are unsure about an item, research what it does before changing its startup setting.
Reducing unnecessary startup programs can make the laptop reach a usable desktop more quickly.
Find programs consuming too many resources
Task Manager can also show which applications are using the most:
- CPU
- Memory
- Disk
- Network resources
If one application is consistently consuming an unusually large amount of CPU or memory, close it and check whether the laptop becomes more responsive.
Be careful when ending processes. Closing an important Windows process can cause instability or force applications to stop working.
Close applications you are not using
Having dozens of browser tabs, video applications, editing programs and other software open simultaneously can place a heavy load on the computer.
Close programs you no longer need.
Also check your browser. A large number of open tabs and extensions can consume significant memory, particularly on laptops with limited RAM.
If your laptop becomes faster after closing several applications, the problem may be workload rather than a permanent hardware fault.
Install Windows updates
Outdated software can contribute to performance and compatibility problems.
Open Settings > Windows Update and check for available updates.
Microsoft says Windows updates can include fixes and performance improvements.
Restart the laptop when Windows asks you to complete an update.
If Windows cannot install an update because the drive is nearly full, free up storage first. Microsoft notes that Windows needs available disk space to download and apply updates.
Update important drivers
Drivers allow Windows to communicate properly with hardware such as the graphics processor, network adapter and other components.
If the laptop has performance problems after a system update or hardware change, check for available driver updates through Windows Update or the laptop manufacturer’s official support tools.
Avoid downloading drivers from random websites. An incorrect driver can create additional problems.
Scan the laptop for malware
Malware can consume system resources and cause unusual computer behavior.
Use the security software already available on your laptop to perform a scan. Microsoft specifically recommends using Windows Security when malware may be contributing to storage or system problems.
If the scan finds something suspicious, follow the security application’s recommended removal procedure.
Do not install several unknown antivirus programs at the same time. Multiple security programs can interfere with each other.
Check whether the laptop is overheating
Heat can affect computer performance.
If the laptop becomes extremely hot, the fan constantly runs loudly or performance drops during demanding tasks, check whether the air vents are blocked.
Use the laptop on a hard, flat surface rather than on a bed, blanket or other soft surface that can restrict airflow.
If the laptop remains unusually hot even during light use, it may need professional inspection.
Check the laptop’s age and hardware
Software cleanup cannot completely overcome outdated hardware.
An older laptop with a traditional hard disk drive, limited RAM or an older processor may struggle with newer applications and operating systems.
Microsoft notes that older computers with outdated hardware may not see major improvements from software optimization and that a hardware upgrade may provide a better long-term solution.
Depending on the laptop, upgrading from a hard disk drive to an SSD or increasing RAM can make a substantial difference.
Before buying an upgrade, check whether the particular laptop supports it.
Try Windows Security’s device health information
Windows Security includes a Device performance & health section.
It can check areas such as storage capacity, battery life and software problems and may provide recommendations when something needs attention.
This can be useful when you are unsure what is causing the slowdown.
Consider a clean reset only after other fixes fail
If the laptop remains extremely slow after cleaning storage, reducing startup programs, updating Windows and checking for malware, a Windows reset may be worth considering.
However, do not rush into a reset.
Back up important documents, photographs, school or work files and other personal information first. Some reset options can remove applications and data.
A reset should be a last resort, not the first solution to a slow computer.
When a slow laptop may need repair
Consider professional assistance if the laptop:
- Constantly freezes
- Shuts down unexpectedly
- Makes unusual mechanical noises
- Becomes extremely hot
- Shows storage-drive errors
- Has a damaged screen or keyboard
- Takes an unusually long time to boot even after optimization
- Continues running slowly after a clean Windows installation
If the laptop contains important files, back them up before attempting major repairs.
Final thoughts
The fastest way to improve a slow laptop is usually to identify what is consuming its resources rather than installing random “speed booster” applications.
Start by restarting the computer and checking available storage. Then review startup programs, close unnecessary applications, install Windows updates, scan for malware and check whether overheating is involved.
If those steps do not make a meaningful difference, the laptop may be limited by its hardware. In that situation, an SSD or RAM upgrade may be more useful than continued software cleanup.