A popular Internet Relay Chat client used by millions of people

mIRC 7.55

February, 8th 2019 - 2.69 MB - Trial

Free Download

Security Status

Latest Version

mIRC 7.76
Operating System

Windows XP / Vista / Windows 7 / Windows 8 / Windows 10
User Rating

Click to vote
Author / Product

mIRC Co Ltd / External Link
Filename

mirc755.exe
MD5 Checksum

58e5d8ee3fddc1136aad70f66fbce1b3

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system. Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of mIRC 7.55.

For those interested in downloading the most recent release of mIRC or reading our review, simply click here.

All old versions distributed on our website are completely virus-free and available for download at no cost.

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Download mIRC 7.55

mIRC 7.55 Screenshots

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What's new in this version:

Changes:
- Fixed /onotice and related commands not working correctly in some contexts
- Fixed Clear History log files option not deleting empty nested folders in logs folder
- Fixed $sha1()/$hmac() bug that caused &binvar data to be overwritten
- Added support for AES encrypted ZIP files using the libzip library $zip(filezip,cetlpo,file|dir,password,N)
- Where the switches are: c = create, e = extract, t = test, l = list, p = password, o = overwrite existing file/dir
- The N parameter is used with the list option, where 0 = return number of items, otherwise return Nth item, with properties: size
- Extended $rand() to allow negative number values
- Changed $rand() RNG algorithm to Bob Jenkins's JSF64
- Added $rands() identifier that returns a cryptographically secure random number using Microsoft's RtlGenRandom() API
- Changed all features that previously used the standard CRT rand() to use the new RNG algorithm
- Fixed $hfind() not reporting an error when the called alias returns an error
- Fixed $asctime() 'z' bug that returned whole numbers for timezones with 15/30/45 minute offsets
- Extended IRCv3 support for CAP NEW so that if a token is normally requested by mIRC on connect, it will be automatically requested on receipt of CAP NEW as well
- Fixed RCE vulnerability affecting all versions of mIRC (CVE-2019-6453)
- Added $notify()sound2 property to return offline sound
- Updated CA root certificates cacertpem file
- Fixed "Show nicks on join" option not working correctly