MATLAB: Undefined function or variable ‘xlsread’.

undefined function or variable 'xlsread'.

I am using MATLAB 9.0.0.341360 (R2016a) with an academic license. Excel is MS Office plus 2016.
I've updated the toolbox chache, didn't help.
>> which -all xlsread
C:\Program Files\MATLAB\R2016a\toolbox\matlab\iofun\xlsread.m

Best Answer

Could you check with plain
which xlsread
? which -all can show items which MATLAB does not consider to be in your MATLAB path directly callable by you.
If it does not show up, then you might need to
resetdefaultpath