Thank you muchly, Lee. That’s very reassuring.
Nelson > On May 1, 2016, at 10:23, Lee Larson <[email protected]> wrote: > > On 05/01/2016 03:12 AM, Nelsn Helm worried: > >> I keep all my data on an external HD. Periodically. I get this message. >> >> “The document “[name].xls” is on a volume that does not support >> permanent storage. >> >> “You will not be able to access older versions of this document once >> you close it.” >> >> >> Help. This is scary. > > Back in Lion(??), Apple added file versions to the operating system. > Programs taking advantage of this feature save incremental changes to > the drive as you work. This allows you to revert to older versions of > the file. > > There are some conditions that must be met for this to work: > > > The volume must be formatted as HFS+ journaled. > > The partition table must be GUID and not the ancient AFS. > > The program must support versions. (I don't use Excel, so I don't know > whether it does.) Most of the Apple programs are enabled. > > You must leave automatic backups turned on. > > > If any of these are not true, then you might get this message. All it > means is the file was saved in the old-fashioned way without any version > information. > > L^2 > > _______________________________________________ > MacGroup mailing list > Posting address: [email protected] > Archive: <http://www.mail-archive.com/[email protected]/> > Answers to questions: <http://erdos.math.louisville.edu/macgroup/> _______________________________________________ MacGroup mailing list Posting address: [email protected] Archive: <http://www.mail-archive.com/[email protected]/> Answers to questions: <http://erdos.math.louisville.edu/macgroup/>
