A popular Internet Relay Chat client used by millions of people

mIRC

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mIRC 7.55

  -  2.69 MB  -  Trial
Free Download

Security Status

  • Latest Version

    mIRC 7.78

  • 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.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

Download mIRC 7.55

  • mIRC 7.55 Screenshots

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    mIRC 7.55 Screenshot 1
  • mIRC 7.55 Screenshot 2
  • mIRC 7.55 Screenshot 3

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

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