Update your Mac OS updates 7.5.3 to 7.5.5N?.
control volume of startup chime
Delete files from your system permanently.
Manage, update, back up your devices in one place.
Run Android games and apps on Mac Book.
Export OLM files to PST, EML, MBOX, MSG, HTML, PDF, ICS, VCF and EMLX format in batch.
Recover your deleted files in a seamless Finder-Like interface.
Bypass passcode on iPhone, iPad, iPod touch.
