Yeah, I know what you are saying, but I still strongly recommend (it's one
of my strongest recommendations about Word...) that all users turn Fast
Saves OFF under all circumstances
One of my first reasons for this is that when Fast Saves is operating, Word
is unable to make a backup copy of the file. If you turn Fast Saves OFF,
Word will then be able to create a full backup each time you save. An
AutoRecover save is not the same thing: AutoRecover saves only the "changes"
to the file, not the whole file. If the original file corrupts, or if Word
does not "know" that it has crashed, or if the problem is that *I* deleted
something that I shouldn't, then AutoRecover will not protect you at all.
The backup file does: you simply open it: it's a complete document,
up-to-date to the time of the most recent save.
Fast Saves creates an incredibly complex internal structure in the file, and
within just a few saves, the complexity grows to the point where Word has
real trouble decoding all the pointers. If the slightest read/write error
occurs, the entire file fails, and at that stage, you may not get ANY of the
text back.
Fast Saves is disabled under most circumstances. Fast Saves relies on the
file being opened by the Operating System for "Append" access. Many
operating systems and file systems do not support this mode. Windows does,
in FAT, FAT 32 and NTFS. Mac OS X does, in OS X HFS+. I am not sure about
the others.
It is intentionally disabled for anything except "Local" disks. Anything on
the network, anything such as .Mac, most external drives: if the drive is
not mounted as "Local", Fast Saves is intentionally disabled by Word,
because the network transport does not support Open/Append.
If fast saves is turned on by the user, that does not automatically mean
that you will get a fast save. Word monitors the growing complexity of the
saved document, and attempts to perform a Full Save whenever it needs to to
simplify the internal structure. On a "large" and complex document I use
here for testing (500 pages, 22 TOCs, several hundred fields and
cross-references) I find that Fast Saves will fire only on every second
save. The complexity of the file is such that Word will (properly) not risk
a Fast Save more than once.
So my advice remains "Fast Saves breaks documents and removes your backup.
Don't use it. Ever!"
Your mileage may indeed vary, but the past 20 years' experience tells me
that it won't "increase"
Cheers
It's called fast save because it's faster to save only incremental
changes to a file. Eg., on another computer, I opened a 6 MB file,
saved with fast save off (squeeezed, "bloating" removed) and :
- typed an extra character and saved it with fast save off
- typed an extra character and saved it with fast save on
File save times are :
Mode Time
________________
fast save off 3 second
fast save on .25 second
Computer = G3
OS = 9
Word = 98 (?)
It is not difficult to make a 20 MB word file. Eg., insert 20 1 MB
.jpeg pictures.{
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John McGhie <
[email protected]>
Microsoft MVP, Word and Word for Macintosh. Consultant Technical Writer
Sydney, Australia +61 4 1209 1410