The RTM version still has bugs in Windows 7.

Source: Internet
Author: User
Tags cisco security

Windows 7 has a major improvement in Driver Installation, that is, it supports automatic search and installation of drivers on the internet, provided that the driver of the NIC is correct. Even so, when we tried RC, we found that many drivers were not compatible, such as Bluetooth, wireless, and cameras, which were prone to problems. RTM has made some improvements in driver compatibility. We installed Windows 7 RTM 7600.16385 in a netbook.) After testing, we found that all the basic drivers have been installed, even the wireless Nic of the Atheros is successfully installed with the driver.

Device Manager

However, don't be happy too early. During the trial, we found some incompatibility issues with the video card driver, so that we can smoothly import the video card driver into the system, so we re-installed the Windows 7 driver specially developed by Intel for 945GME. We found that the installation compatibility of the graphics card driver Aero was scored 2.2 points, however, after a driver with good compatibility is installed, the Aero score is changed to 2.0, which is really depressing.

Score before updating the driver

Score after updating the driver

Although there is almost no difference between the RTM version and the official version, it is completely understandable that the compatibility is not perfect, not to mention Vista. After the launch of XP, some column patches are not released, has SP3 been removed from SP1? There are many security patches and compatibility patches among them. A major Windows 7 RTM vulnerability has been detected on the Internet. You can reproduce the vulnerability by performing the following operations:

1. Run cmd;

2. Run the chkdsk drive letter:/r ";

3rd, you can see in the opened Task Manager that your memory is quickly occupied in the chkdsk.exe process, and eventually it will occupy 90% of the memory or directly cause your computer to crash.

I tested this vulnerability and found that the system would not crash, but the memory usage would reach more than 90%. In the end, the CHKDSK command could not be executed. In this case, just close the DOS window.

BUG Testing

Regarding compatibility, I would like to say that none of Windows systems is born perfect, and even XP products that can serve for eight years are constantly being supplemented with adhesive, therefore, when you look at a system, the key is to see whether the system meets your usage habits or your taste. As for compatibility issues, it will always improve.

  1. Cisco Security software vulnerability exposed causes Windows system to crash
  2. Windows Vista IPv6 may contain security risks

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