L7 can enter DOS and cannot be connected to a computer

That's really brushed, or go to customer service.

Check to see if it is a problem with the tail plug It is recommended to clean it up with anhydrous alcohol.

1. Unplug all the batteries, then install them, and then press the 3 key to enter the DOS, then open the FB link phone! That's it! There will be no repeated white screen, and you can't connect to the computer!

100% system problems,But you can't directly say that poisoning will be caused.,Sometimes the installation disk will also be caused.,I've tried to install 2000 when it can't run DOS.,Check if there's a command to boot it.。

Khan

First, there is a space between ipconfig and all, and second, if all system dos internal commands cannot be run, it may be that the path parameter of the system environment variable is wrong.

My computer - properties - advanced - environment variable - find path, add c: windows and c: windows system32, pay attention to the intermediate use; Apart.

Some dos commands, such as ipconfig all, can only be used under dos.

1. Click Start Menu.

2. Select Run. The shortcut key is the win logo key + R.

3. Enter cmd in the run dialog box and press enter.

4. Enter some dos commands such as ipconfig all in the pop-up DOS dialog box and press enter.

DOS is the abbreviation of Disk Operating System in English, which means "disk operating system", as the name suggests, DOS is mainly a disk-oriented system software, DOS is a collection of commands given to the machine by people, and it is a set of commands stored in the hardware of the machine.

Tools: **Rabbit. Sub **ip

Language: Chinese Simplified.

Environment: WinXP Vista Win7-10 Mobile 1Break through the corporate campus.

2.Dynamic IP to do web crawler!

3.Brush the traffic, brush the click traffic!

Rank up!

5.Modify the IP address

Window IP software.

Hello Simple You enter the dos and perform the following steps: attrib c: h -r -s enter note the space edit enter open c:

Change timeout=to 30 default=change to multi(0)disk(0)rdisk(0)partition(1) windows save exit (select the menu in that software to use alt key + arrow key) attrib c: h +r +s enter reboot is good I hope you can understand 100% available! Thanks for adopting ha

Restart the computer, hold down the Ctrl key, and select "Safe Mode Command Prompt Only" or "Command Prompt Only" in the screen information that appears, you can enter Safe Mode DOS or pure DOS.

It's not only when you enter the dos can you flash the phone.,Even the computer has a response.,You put the driver.,Flash software to confirm that it's okay.,Insert the phone.,The software recognizes the phone and you can brush it!! Downgrading depends on what package you brush.,There are 09 packages that don't need to be downgraded.,08 packages are required.,See more tutorials.,There's something to say!

When the machine is turned on, if the power lamp and hard disk lamp are not lit, there is only after the sale. If you weren't a computer whiz yourself, and you had some necessary tools, such as a BIOS programmer and the corresponding software, you wouldn't be able to save yourself.