Registry Tweak to Increase the Number of Simultaneous Downloads
Have you noticed a problem if you try to download more than two files at once from the internet? This is because the default number of simultaneous downloads from a web server is only two for IE 7 and six for IE8. By tweaking the registry you can increase this number to ten.
Topics for MaxConnectionsPer1_0Server
- Instructions for MaxConnectionsPer1_0Server
- Instructions for Vista and IE7
- Key Learning Points
- Screen Shot of Internet Settings
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Instructions for Increasing the Number of Simultaneous Downloads
- Launch Regedit
Navigate to this key: - HKLM\SOFTWARE\Microsoft\Internet Explorer\MAIN\FeatureControl\
- Note two sub-keys:
MaxConnectionsPer1_0Server
MaxConnectionsPerServer - Focus on the Per1_0Server because that has settings for iexplorer (Internet Explorer).
- Set the value of this DWORD = 0000000a
Note 1: Check Internet Settings (Not Internet Explorer)
Note 2: Hex 0000000a = Decimal 10
Screen Shot of Internet Settings for MaxConnectionsPer1_0Server
Key Learning Points
MaxConnectionsPer1_0Server is a property of Internet Explorer, rather than of Vista. Default values simultaneous downloads have increased in later version of IE, thus in IE 7 the default is 2, whereas IE it’s 6.
- Do you find the MaxConnectionsPer1_0Server in HKCU** or HKLM?
Answer: HKLM (it was Current_User in Vista) - Should you add a value, or modify an existing setting?
Answer: Create a new dword set the value = 0000000a - Is MaxConnectionsPer1_0Server a String Value or a DWORD?
Answer: DWORD. - Do you need to Restart, or merely Log Off / On?
Answer: As it’s a HKLM, best restart. - Tip: Add this Value, MaxConnectionsPer1_0Server to Regedit’s Favorites menu
- This maximum number of connections applies to any connection to a web server, not just to downloads.
- This limit of two connections is set by the HTTP 1.1 specification (RFC2068) rather than Microsoft.
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Creating a .Reg File
This page explains how to create, and then edit .reg files for your computer. As it’s easy to import the contents of a .reg file into the registry, do take extra care with procedures. Example MaxConnectionsPer1_0Server .reg file.
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Summary of Windows 7 MaxConnectionsPer1_0Server Increase the Number of Simultaneous Downloads
When you try and download more than two files at once from the internet IE can freeze. One solution is to adjust the number of simultaneous downloads from a web server. By tweaking the registry you can easily increase the number to ten.
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