Many Mac users have complained about Wi-Fi issues since installing OS X Yosemite last fall, and Apple issued fixes in maintenance updates supposed to patch the wireless connectivity problems. In spite of those fixes, the problem persisted even after it became increasingly clear what Yosemite component was causing connection drops, and Apple did not publicly address the matter. However, Apple seems to be aware of the problem, and has finally fixed it in its newest Yosemite beta.
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