Hi Stefan,
I had the same problem and the only solution I've found is to use the
Send Key command.
Look at the examples: the
% symbol represents the Alt key and what is between braces the key you want to combine it with.
Alt + A
sendKeys --keys "%{A}"
Alt + F4
sendKeys --keys "%{F4}"

Regards,
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Yon García Nistal
Skechers Iberia
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