A recent friend of mine asked me why the win7 system had no voice and looked at the data online and found that a lot of people were asking, " here's the information compiled on the internet, hoping to solve their problems。For win7 microphones, there is no sound, and the writer generally begins from three sources:1. Computer voice set-up issues;2. Sound card-driven issues;3. System services issues。I. Examination of computer settingsS

It's very important for the current generation to have laptops, and their very existence and spread make our lives and work a little bit easier. But they always have a series of small problems in their usual use, like black screens, blue screens and no sound. When it comes to the lack of sound on laptops, it's a very troubling question, so let's bring the writer to the problem today!There are many reasons why laptops don't sound, so we have to fi

The notebook is an electronic product that we are familiar with now, and it's something that many people already have, and it's much easier to carry than a desktop at an earlier time, and in a state of ease and similar operation, easy to carry is a choice. There are also problems in the use of notebooks, such as the small sound of laptop microphones. So it's the most important problem in the use of the notebook。Common problems in the use o

Users of the andreu mobile phone are aware that it is possible to expand mobile phone functionality by refreshing the cell phone's solids to compensate for its original defects. Likewise, for routers, we can upgrade the routers by refreshing the solids。Safest refreshing - upgrade with official solidwareFor big brand routers like dlInk, tp-lLink routers, which are regularly updated to improve their performance. For example, there are locati