On a fresh system with Excel 2007, it was not possible to select MySQL for Excel for installation from the custom selection screen. (Bug #19878619)
Products with a build architecture defined as "Any", such as the MySQL server documentation/samples, were not displayed under the 32-bit and 64-bit architecture filters. (Bug #19806591)
The installation process would fail with a system locale other than English (US), due to an unrecognized datetime format. (Bug #19718831, Bug #19897331, Bug #74117)
The Python 2.7 and Python 3.4 versions of Connector/Python 2.0 were not available in the Installer. (Bug #19537904)
The download for MySQL for Visual Studio would fail. A workaround was to use the full installer, as opposed to the web installer. (Bug #19524613, Bug #69789)