These cases are likely outliers, as OS X 10.10.2 has resolved wi-fi difficulties for some users as well,” OS X Daily reports. “onetheless, we have received numerous reports about wi-fi issues appearing or persisting with OS X 10.10.2, and the large Apple thread on the topic continues to grow with user feedback about the same problem persisting.”
OS X Daily reports, “Typically, wi-fi issues with OS X 10.10.2 come in two varieties; sluggish transfer speeds relating to Bluetooth, or outright connection dropping and failing to establish a wireless connection at all.”
Potential fixes in the full article here.
Open letter to Tim Cook: Apple needs to do better – January 5, 2015