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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi, I have been doing some experiments with=A0MacBook Air in EFI SHELL=A0and fo= und out that =A0Reconnect -r command hangs(ALWAYS REPRODUCIBLE), and someti= me devices -b command(Not reproducible all the time) hangs too. Please help me get around this issue . System Details :: MacBook Air (13-inch, Mid 2011) MacBookAir4,2 MBA41.0077.B12 (2015-001) 1.7= 3f66 (SMC 1.8) Os: Sierra EFI ver command output: EFI Specification Revision : 1.10 EFI Vendor : Apple EFI Revision : 1.10=20 =A0 EFI Shell Version :: 2.31=A0 Thanks And Regards=20 Amit Kumar=20