remember before you'll try these options you'll make a copy of the original one
first. right click, copy, paste. so it won't affect the original one. the first method
is to change the file extension. so right now is a xlsx. we right click and
the delete the last letter x. OK. select yes and try to open it. Method 2
you open Excel program first. then open a blank worksheet. go to file, option, trust
Center, trust Center settings, go to protect view. if those box are checked
remember you by default all of these box are check. unchecked all of them. click OK. click
OK. and same time, go to file try to open it from here.
do not directly click the file to open it. method 3: open Excel
click here open other worksheet and from here don't select the Excel here go to
browser and select the excel sheet from here and from here click the drop down
menu select open and repair. select repair
method 4 typing this comment. where it is maybe it's too big
typing dcomcnfg . typing to here docomcnfg
click enter. double click computers. from my computer right click
go to properties then go to default properties. for here you should make sure
the first box was checked and the default authorization level is connect
default impersonation level is identify. click OK. click OK then try to open this
file again.
method 5 right click the file go to property go to security for here go to
add it then add search every. click check names
everyone. Click okay and when the everyone was selected Give it full control. click OK and
try to open it again so if all of this option not work. try to download some
excel repair software. hope this video can help you. thank you