How to Fix BIOSConnect and HTTPS Boot Vulnerabilities

What is Dell Connect? bios BIOSConnect provides you with a base platform that allows the BIOS connect to Dell HTTPs immediately after and download the image using the https method. This allows the user to recover if the local hard disk image is corrupted, overwritten or missing.


Environment variables contain values ​​for the current environment, such as system operation or user sessions.


One of the most famous is PATH Windows, Linux Mac and OS X. It specifies the directories in the exe which programs * are on the machine that can be run without knowing and typing l Drive the whole file to the load line. (Or Windows, in the run menu in a dialog box, perhaps, or, +R).

On Linux and mac OS, It x usually contains all bin and sbin directories related to the title user. under windows, it only has at least the C:\Windows and c:\windows\system32 directories – so you can run calc.exe or notepad.From exe command line or run dialog, but no more than firefox.exe. (Firefox can be found in Firefox c:\programs\ mozilla: Strategies for integrating Firefox from Firefox can be found here.)

To illustrate, if you type calc (.exe can sometimes be omitted by Windows), Calculator will start at the command line at the top of Windows.>

How do I enable BIOS connection?

Start entering you BIOS
You can also start BIOSConnect by pressing f12 and selecting the same option SupportAssist OS Recovery in the BIOS control panel. your If the computer often fails to start the operatingA full system, even after repeated attempts, a pre-boot system performance check is initiated.

* You can



Other rules can tell programs which bounty is used by the Linux/Mac terminal (term in X), OS or Windows where the folder is located (e.g. windows %WINDIR%< /code> is C:\Windows).

Create New Situation Variables

On Windows, Linux, and Unix, you can always create new environment limits, the values ​​of which will then be available to all programs at startup.

You can use this when writing scripts that are installed or configured on multiple computers and need to successfully refer to values ​​that are specific to those computers. Although a similar result can be achieved using system settings, it is easier to do this with an environment variable when many programs need access to the same value.


  1. Open Control Panel » System Advanced » Environment Variables.

  2. Type control sysdm.cpl,3 in the Run dialog box (+R) and pressthose in the variable environment< /code>.
    You can also enter user items

    %windir%\System32\rundll32 editing

    .exe sysdm.cpl,EditEnvironmentVariables

    How do I turn off BIOS connection?

    Turn on any or restart your computer.
    Press F2 to access system setup.
    In the left pane, click SupportAssist.
    Click on BIOSConnect on the right panel.
    Check or uncheck "Enable BIOSConnect" with "Enable Disable or BIOSConnect".
    Press F10, save changes and exit.

    in the run dialog.

  3. Right-click on (My) And properties view computer force or just +Pause.

  4. In XP, click Additional Environment Variables from top to bottom. You
  5. click Perspective+ Advanced System Settings Environment » Variables.
  6. There are many other guidelines for reaching the same place, such as entering "environment variables" in the menu/home screen search field, etc.

The environment in Windows variables is divided into user/machine/system-related and values. You can view and change your values ​​there. Your current values ​​become available to all programs when you run them.

There's also a quick environment editor that lets you navigate and set environment variables without having to use windows that require you to learn deep general system settings. Another open source processOne for Windows that can be very easily modified in the Promenade environment is the Path Editor.

Command Line


Environment variables when working with Windows are marked with numbers around the name (%):



To display the value of an environment variable exclusively for cmd format.exe echo %name%.



C:\>set FunnyCatPictures=C:\Users\Daniel\Pictures\Funny Cat Pictures

C:\>set FunnyCatPicturesTwo=%USERPROFILE%\Pictures\Funny Cat Pictures 2
C:\>install Penguins=C:\Linux

C:\>set Penguins=C:\Windows;%Penguins%

C:\>environment echo %penguins%

Variables in this procedure are available to (sleepers)
the duration of the prompt command stream in which they are placed,
and are definitely available to processes running after the variable is set.


C:\>setx FunnyCatPictures "C:\Users\Daniel\Pictures\Funny Cat Pictures"

[Restart CMD]

C:\>echo %FunnyCatPictures%
C:\Users\Daniel\Pictures\Funny cat pictures

Unlike set, there are no characters here, and the value must remain in quotes if it contains spaces. Pay attention that variables can be bound to the collection space (e.g. %PATH% becomes C:\Program Files), so it's better to use quoted values ​​that contain almost everything . Required

You are manually setx selling versions of Windows earlier than Vista.For
Support Tools for Windows XP Service Pack 2

List Of Windows Environment Variables

here is their list of standard environment variables, which in turn are built into Windows. Some:
%WINDIR%, %SystemRoot% and %userprofile% %APPDATA%.
As with good number names on Windows, this should be case insensitive.

Are Linux environment variables prefixed with a dollar sign, like $HOME or $HOSTNAME? Many well-known, but also standard, variables are written in simple money letters to indicate this. Remember that variable headers are case sensitive, which means that $User and then $USER are completely independent of each other from the shell's point of view. Define system

unix-like variables in layer scripts, mostly located in our /et folderc, but custom values ​​can be chosen for these variables in the texts of the home folder (for example, /etc/profile, $HOME/.bash_profile). The .In profile file in this home folder is the common input definition for user variables.

What is BIOS auto recovery?

bios is an automatic recovery after an exciting process, when the system boots without problems, provided that the BIOS AutoRecover from Hard Disk feature is enabled. D. Automatic BIOS recovery can be performed manually if the integrity of the BIOS image is broken even during boot.

These files are definitely regular shell scripts and contain more than just environment conditions. To specify a different environment, use export. Show that env is well defined in the environment terminal, the variable works well. Command

export is actually a standard way of defining things. The syntax is intuitive. The result is identical only for these two lines, but the first option is considered preferable when portability of the Bourne shell to POSIX is required.

var=value; Var
Export Var=value

The snippet sound and the C child shell use completely different syntax; Now there is a setenv command.

See Documentation project on the first linux path HOWTO for a more detailed discussion of this approach topic.

Possibly a normal operating system, contrary toAnd x, supposedly more "Unix" than Linux. In addition to the files already mentioned, $PATH can probably be heavily modified by the following in the docs:

  • /etc/paths contains all the default directories added to the path like /bin and /usr/sbin.
  • Any file above /etc/paths.d is usually only used by installers so that you can open executable files. They are suitable for running from a shell without system-wide configuration files or user interaction. These files simply contain a string to the file path. B. /Applications/Mozilla/Calendar/bin.
  • External Links:

    Environment Variables in XP
    Support Tools for Windows XP SP2 (includes setx)
    Environment Variables Related to Windows Vista and Windows 7
    Add executable files to the Run dialog box