Office 2021 is a one-time purchase that comes with classic apps like Word, Excel, and PowerPoint for PC or Mac, and does not include any of the services that come with a Microsoft 365 subscription. One-time purchases don’t have an upgrade option, which means if you plan to upgrade to the next major release, you'll have to buy it at full price... (
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The program works with the following extensions:
mdb,
xll,
mdz,
mde,
xlt,
prf,
mdn,
dif,
mdt,
fav,
hol,
mdw,
pdt,
xnk,
ibc,
psw,
ics,
fwp,
pwd,
ppa,
msg,
pwi,
vcf,
pwt,
pwz,
vcs,
mag,
ade,
csv,
iqy,
adn,
dqy,
oqy,
dot,
adp,
pot,
rqy,
obt,
mad,
slk,
ofn,
xla,
obz,
odc,
mda,
xlk,
docx,
xltx,
dotm,
dotx,
ppsx,
pptm,
pptx,
xlam,
xltm,
docm,
accda,
accdc,
accde,
accdr,
accdt,
accdu,
mdbhtml,
xlshtml,
xlthtml,
wizhtml,
pothtml,
ppthtml,
dochtml,
dothtml and
spdesignjs
