How to Create Windows WiFi Hotspot

Questions
- How to turn my Windows PC into a Wireless Hotspot
- How to create WiFi Hotspot or tethering in Windows 7 or Windows 8 or Windows 8.1
- How to connect my android phone to my Laptop
- How to Share Laptop's Internet Connection with Phone


Solution A
- Go to Control Panel > Network / Network and Sharing Center
- Go to Set up a new connection or network
- Go to Set up a wireless ad hoc (computer-to-computer) network
- Add a Name and Password (and set the security type on WEP) and Checked Save this network and press Next
- [Windows 8.1] Confirm Turn On Internet Connect Sharing
- [Windows 8, 7 or Older] Right Click on available network and select Properties and go to Sharing Tab and checked Allow other network users to connect through this computer's Internet connection


Solution B
- Go to Control Panel > Network / Network and Sharing Center
- Go to left sidebar and select Manage Wireless Networks
- Go to top left and select Add
- Go to Set up a wireless ad hoc (computer-to-computer) network
- Select Next
- Add a Name and Password (leave security type on WEP) and Checked Save this network option


Solution C
- Press Windows Key + R and type ncpa.cpl
- Select current WiFi Adapter and Right Click on it and select Properties
- Go to Sharing Tab and checked Allow other network users to connect through this computer's Internet connection
- [WINDOWS 8.1]: go to left bottom screen and select Command Prompt (Admin)
- [WINDOWS 8, 7 or Older]: Press Windows Key + R
- Change PASSWORD 12345678 and SSID AMASTANEH in below text and type it on black terminal screen
netsh wlan set hostednetwork mode=allow ssid="AMASTANEH" key="12345678"
- you can start and see the ready network with this command
netsh wlan start hostednetwork


Solution D
- Download Virtual Router (Wifi Hot Spot for Windows 8, Windows 7 and 2008 R2) from http://virtualrouter.codeplex.com/
- Install and Run and Enjoy ;-)


Solution E
- Download Connectify from www.connectify.me
- Install and Run and Enjoy ;-)

The underlying connection was closed

Problem:
The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel.

Solution:
Just add this line in your codes

ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(delegate{return true;});

Speed Up File Copy in Windows 7

1- Disable Auto-tuning
Command: netsh interface tcp set global autotuninglevel=disabled

2- Remove RDC
Control Panels > Programs and Features > Turn Windows features on or off > Unchecked Remote Differential Compression

3- Remove IPv6
Control Panel > Network and Sharing Center > Change adaptor settings > Right click on your enabled network >  Properties > Uncheked Internet Protocol Version 6 (TCP/IPv6)

4- Clear DNS Cache
Command: ipconfig /flushdns

Print DOS Application With Windows Printer

Problem
- How can i print with laser and inkjet printers with MS-DOS Application
- How to print with old DOS programs

Solution A
The DOSPRN can help you ;-)
Site: www.dosprn.com
FAQ: www.dosprn.com/faq.htm

Solution B
Download the PRN2FILE and run it in DOS mode. This resident DOS application converts the print task to PRN file.
You can use of below command for save print task in 1.PRN.
Command: prn2file.com C:\1.PRN
For start automatically in each start command in windows you can append the above command in end of %windir%\system32\autoexec.nt file.
Site: cejvik.xf.cz/prilohy/dos_usb_print_prn/
Link ver1.0: cejvik.xf.cz/prilohy/dos_usb_print_prn/prn2file.zip
Link ver1.0: http://www.4shared.com/rar/j2SARDvj/20120228-prn2file.html
Link ver1.1 (+modification):  ftp://ftp.simtel.net/pub/simtelnet/msdos/printer/prn2fil3.zip
Link ver1.1 (+modification):  http://www.4shared.com/zip/r9vT8VwT/20120303-prn2file11.html

Usage (v1.0): PRN2FILE [path][filename][/Pn][/Bnn][/F][/A][/U]
Run PRN2FILE with the desired filename to activate it.
Run it with a different filename to change destination file.
/P to designate the printer number (defaults to 1)
/B to enter buffer size in K bytes (defaults to 4)
/F to print just to file and not to printer (default is both) [in v1.1 only]
/A to append to file (default is to create new file) [in v1.1 only]
/U to uninstall the program

Connecting Three Computers

Problem:
- How to connect three computers without switch or hub?
- Is it possible to connect three computers without using switch or hub?
- How to connect 3pcs without hub?
- How To Network Multiple Computers Without a Hub ?
- I need to connect 3 computers in my office
- How can i connect 3 computers with NICs?

Solution:
It is so simple. After Install NICs (Network Cards) on computers and connect together then you must make a bridge between Network Connections on central computer.



After Connect A to B and Connect A to C Right-click on the Network Connection Icons (on A) and select "Bridge Connections".