Why very slow computer what to do when Windows 7
The strong reduction performance one of the most frequent challenges that sometimes faces the computer user.
There are many reasons that can cause «brakes» in the system. Fortunately, many of the problems the user can fix yourself and quite easily.
The most common problem – overheating
Computer parts during operation emit quite a lot of heat. For effective removal of PC installed inside of the cooling system. But their work can be affected by dirt and dust, or they can break itself, then it is overheating. Eventually, the computer starts to «slow down» or even to disconnect in the most unexpected moment.
Consider what symptoms may indicate overheating of certain components of the computer:
- The PC often freezes, especially when running games and other demanding apps a lot of resources;
- unexpected restart or shutdown the computer.
- a sharp decline in performance.
To resolve this problem users without professional help, especially if it is a stationary PC. In this case, for Troubleshooting purposes, it is sufficient to clean the PC from dirt and dust.
We present the procedure for cleaning the system unit:
- disable the power cord;
- open the lid of the unit;
- to remove dust and dirt;
- check the cooling system;
- if you need to replace the thermal compound;
- to assemble a computer and to check his work.
To run the clean desktop PCs do not need special tools. It is possible to do with a soft brush and a screwdriver, no harm will be cleaner, as with it easier to remove a large layer of dust.
Laptop users are less fortunate, despite the fact that the cleaning process is about the same as for a stationary PC to run it the first time independently, it turns out extremely seldom. The first few times it is better to take the help of professionals.
Video: Optimizing Windows 7
Problems due to incorrect update
The operating system constantly publish a lot of updates that eliminate bugs. Usually download and install them automatically. The installation of the updates may, for various reasons to go incorrect.
In this case, you might encounter the following problems:
- the inability to load the operating system;
- brake the computer;
- the appearance when you download error messages;
- restart when you start Windows.
If the user saw after installing updates from any of these problems, it is necessary to perform the following steps:
- to roll back the system to the point when you do not any problems;
- make sure you have free space on the hard disk;
- to test the connection to the Internet.
- try to install the update manually from the Microsoft website.
The lack of space
If I had to reinstall the computer, Windows 7 is simply not enough free space on the system drive. The fact is that when the system and programs creates a lot of temporary files if the space to create them is not enough, the system starts to slow down. In addition, the site will need can and for virtual memory.
To free up space on the system drive in the following ways:
- remove unwanted apps;
- the transfer or deletion of large files such as movies;
- temporary file cleanup.
The first two ways to increase free disk space is usually the user does not cause difficulties. But cleaning temporary files issues arise regularly. Meanwhile, this procedure is not too difficult.
There are two ways of doing it:
- using system;
- using a third party utility.
The use of a special software to remove temporary files shows greater efficiency, but requires more skill. So let’s consider how to get rid of temporary files using the built-in Windows 7 tools.
This will need to do the following:
- to open the Run dialog box using Win+R keys;
- enter cleanmgr;
- select the drive you wish to clean;
- to specify the types of files to delete;
- click Ok and confirm the operation.
Council. It is much more effective with the removal of temporary files cope special utilities, like CCleaner. They often can perform additional functions, allowing to increase the system speed.
Computer viruses are a major threat to information security in the modern world. They are able to destroy important data to steal payment information or to have a significant impact on the speed of your computer.
Consider the basic signs of system infection by a virus:
- reduction of speed of work;
- the appearance of strange files and folders.
- the disappearance information;
- the appearance of error messages;
- strange process causing serious strain on the CPU.
PBX — what is it? Review here.
At the first signs of infection it is necessary to scan your PC to detect «contagion», the prescribed means of protection.
Not always installed antivirus can detect all the threats residing on the user’s computer.
Therefore, it is recommended to download one of the following utilities:
- Kaspersky Virus Removal Tool.
Difficulties when working in the browser
Often users may experience slow performance while browsing Internet pages. It is associated most often with the installation of unnecessary extensions and toolbars.
Consider how to remove unwanted toolbars in Windows 7:
- open «control Panel»;
- go to the add / remove programs.
- to perform uninstall unnecessary extensions.
Unused add-ons, too, is off.
To do it in Yandex Browser, use the following:
- open menu;
- select «add-Ons»;
- disable unnecessary extensions.
In most cases, performing these simple actions can significantly increase the speed of opening pages and the browser.
Problems with the hard drive
There are problems with the hard drive very often driven to a situation where the computer freezes completely or opening applications is very slow.
All of the problems associated with hard disk can be divided into the following categories:
- hardware malfunction;
- logical errors;
- big data fragmentation.
The most difficult option, if on the Winchester appeared bad sectors. They significantly slow down the entire system and can be indicative of imminent failure of the hard drive.
To check for bad sectors, using the built-in Windows 7.
To do this, perform the following steps:
- open «My computer» and select your desired disc;
- to open the context menu and click on «Properties»;
- go to the tab «Properties»;
- click «validate»;
- set a tick on the option «Check and recover bad sectors»;
- to start the test.
In the procession troubleshoot bad sectors will be replaced by workers from a special area of the HDD. This should take into account that a large number of bad blocks is indicative of possible imminent failure of the hard drive. Better copy the important data to avoid their loss in the shortest period of time.
Many programs in the startup
Many of the programs during the installation are written in the autorun. Of course, the user can refuse this option, but usually does not. However, any application running on the computer reduces overall system performance. Therefore, it is recommended to disable unnecessary programs at startup.
To remove the app from startup using standard tools or using special utilities.
Consider how in Windows 7 to remove the app from startup using the built-in OS tools:
- press Win+R on keyboard;
- in the opened window type msconfig and press Ok;
- go to the tab «startup»;
- disable unnecessary apps.
Low performance hardware
The performance of Windows 7 can exert influence and power of the hardware of the computer. This is especially true of PCs that were bought 5-7 years ago.
The major components that affect performance:
- video card.
The easiest way to get rid of the brakes due to obsolete components – upgrade. While it replaced obsolete PC components to more modern. But it is always necessary to respect the compatibility of the purchased items already installed in the computer.
As a rule, the problems causing the decline in performance is not associated with the broken parts of the computer and so it can be corrected by the user. If this is not possible, it is better to ask for help in service center.