Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

2005, 1, 1, 13 46.30%
2005, 1, 1, 12 48.15%
2005, 1, 1, 10 5.56%

Relationships

YMMAPI.dll

Yahoo! Mail by Yahoo! Inc. (Signed)

Remove YMMAPI.dll
Version:   2005, 1, 1, 12
MD5:   42d08a04bea63d24545c543583bc5d7a
SHA1:   00cf6350c495293dcf6dcf3e15e3569b23abc6b2
SHA256:   9cc0ccd14947ce6ee650ed5301558950246bd8bc09a87ed5021ccbc748142fdb

What is YMMAPI.dll?

Yahoo! Mail is a free e-mail service offered by Yahoo!.

Overview

ymmapi.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Yahoo! Browser Services published by Yahoo! Inc., Verizon Yahoo! Applications from Verizon and Verizon Yahoo! Applications by Verizon. The file is digitally signed by Yahoo! Inc. which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:ymmapi.dll
Publisher:Yahoo! Inc.
Product name:Yahoo! Mail
Typical file path:C:\Program Files\yahoo!\common\ymmapi.dll
File version:2005, 1, 1, 12
Product version:1, 0, 0, 0
Size:278.77 KB (285,464 bytes)
Certificate
Issued to:Yahoo! Inc.
Authority (CA):VeriSign
Effective date:Thursday, August 10, 2006
Expiration date:Thursday, September 3, 2009
Digital DNA
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
AT&T Inc.
  67% remove
The att.net Toolbar puts everything at your fingertips with quick and easy access to your favorite online sites and applications with just one click! It's always available right from your browser window so you can conveniently access your email, att.net home page, help & support, search, and key security features anytime - all from one easy location. You can customize your toolbar with your favorite sites and applications to make it you...
AT&T Inc.
26% remove
Rogers Cable Communications Inc.
8% remove
Verizon
25% remove
Yahoo! Inc.
18% remove
The most unique attribute of Yahoo! Browser Services is its ability to update and add new services on the fly without a browser restart or even reloading the page! As a user, this means no more installers to run or losing your place on the web. For developers, you can check for and activate new services with a single function call, pending user approval - we handle the complexity of software distribution and updates for you. Because we...
Yahoo! Inc.
  51% remove
Yahoo! Toolbar is a toolbar that installs on the Internet Explorer and Firefox browsers, within the context of internet access functions. It allows access to several functions, including Yahoo! Search and Yahoo! Mail.
Yahoo! Inc.
7% remove
A Yahoo! Application (sometimes called an "app") is fun or useful software that can enhance your experience on Yahoo!. In many ways, you can think of an app as a website within Yahoo!'s website. What makes apps different from other sites, though, is that they can (only with your express permission) show you personalized information using your Yahoo! profile information (such as your name, display image, list of connections, and more). A...
Yahoo! Inc.
29% remove
This program notifies you when new messages arrive in your Yahoo mailbox.
Yahoo! Inc.
10% remove
Yahoo! Inc.
20% remove
Yahoo Install Manager manages Yahoo program downloads and installations. The install manager keeps track of such programs and assists in the installations to put things in their proper places.
Yahoo! Inc.
25% remove
Yahoo! Anti-Spy is the Yahoo! solution for detecting and removing spyware and adware on your computer. It scans your computer to find spyware and adware and lets you decide what to remove, what to quarantine, and what to ignore.
Yahoo!Xtra
7% remove

BehaviorsBehaviors

Context menu handlers
Located in '*\shellex\ContextMenuHandlers'
  • Name: 'Yahoo! Mail'
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'Yahoo! Mail' with CLSID {5464D816-CF16-4784-B9F3-75C0DB52B499}
Shell open commands
  • mailto

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 50.00%
Windows Vista Home Premium 14.81%
Windows 7 Home Premium 11.11%
Windows Vista Home Basic 9.26%
Windows 7 Professional 5.56%
Windows 8 Pro 5.56%
Windows 7 Ultimate 3.70%

Distribution by countryDistribution by country

United States installs about 88.89% of Yahoo! Mail.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 47.62%
Hewlett-Packard 23.81%
Toshiba 19.05%
Acer 9.52%
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