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,
prf,
mdn,
fav,
dif,
mdt,
xnk,
hol,
mdw,
pdt,
psw,
ibc,
pwd,
ppa,
ics,
fwp,
pwi,
msg,
pwt,
pwz,
vcf,
mag,
vcs,
iqy,
ade,
csv,
oqy,
dot,
adn,
dqy,
rqy,
obt,
adp,
pot,
xla,
obz,
odc,
mad,
slk,
ofn,
xlk,
mda,
xll,
mdz,
xlt,
mde,
pptm,
pptx,
xlam,
docm,
xltm,
docx,
xltx,
dotm,
dotx,
ppsx,
accda,
accdc,
accde,
accdr,
accdt,
accdu,
xlthtml,
pothtml,
wizhtml,
ppthtml,
dochtml,
dothtml,
xlshtml,
mdbhtml and
spdesignjs
