How to update BIOS on a computer
Each personal computer has a BIOS, which is a program that is not located on the hard drive, but directly on the chip of the motherboard. She is responsible for…

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Causes of laptop breakdowns
From the point of view of a service engineer, a laptop is a combination of rather complex electronic devices connected with each other. A working laptop is just one condition…

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Why disk defragmentation?
Surely there are few novice PC users who can answer the question of what disk defragmentation is and why it is needed, and the reason for this is a lack…

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the material

How to repair a damaged DVD

Many people prefer to save important information (photographs, work files and other documents) on DVDs. As such, they do not have an expiration date, but, nevertheless, due to any mechanical damage, they fail. The reasons may be the most commonplace:

scratching physical deterioration; low quality of the material from which the disk was made.

Reading and copying information in such cases is impossible, but there are ways and programs to help deal with this problem.

Two main types of possible problems should be distinguished: logical malfunctions and surface damage, as a Continue reading

The driver has detected a device harddisk1 dr1 controller error
For stable operation of your system, you need to periodically review the event log, where information about crashes and errors appears. Quite often, controller error messages are issued there, even…

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Apple MacBook Pro Retina Notebook: Device Overview
Notebook Apple MacBook Pro Retina - A device that is similar to previous models of the MacBook Pro. But the novelty also has differences that at first glance may not…

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The computer does not turn on: the problem is in the power supply
All PC malfunctions falling under the “computer does not turn on” category boil down to one single problem: it is impossible to download any of the known operating systems to…

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What is a hard drive and why is it needed
Each computer has a hard drive or, as it is often called, a hard drive, which is the main place to store all the information used by the computer and…

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