teach an old dog new tricks Idiom
you can't teach an old dog new tricks
old dogs and old people do not like to change or learn, die hard Our senior employees don't like computer training - you can't teach an old dog new tricks.
you can't teach an old dog new tricks|dog|new tric
It is very hard or almost impossible to train an older person to acquire some new skill.

A proverb.
You'll never teach your grandfather how to do his income tax on a personal computer. You can't teach an old dog new tricks.
teach an old dog new tricks
teach an old dog new tricks Change longstanding habits or ways, especially in an old person. For example,
His grandmother avoids using the microwave oven—you can't teach an old dog new tricks. This expression, alluding to the difficulty of changing one's ways, was first recorded in 1523 in a book of husbandry, where it was used literally. By 1546 a version of it appeared in John Heywood's proverb collection.
you can't advise an old dog new tricks
proverb You cannot advise some new accomplishment or behavior to addition who is set in their ways. Good luck accepting Grandpa to alpha activity to yoga with you. You can't advise an old dog new tricks.Learn more: dog, new, old, teach, trickteach an old dog new tricks
Change longstanding habits or ways, abnormally in an old person. For example, His grandmother avoids application the bake oven-you can't advise an old dog new tricks. This expression, alluding to the adversity of alteration one's ways, was aboriginal recorded in 1523 in a book of husbandry, area it was acclimated literally. By 1546 a adaptation of it appeared in John Heywood's adage collection. Learn more: dog, new, old, teach, trick(you can’t) advise an old dog new ˈtricks
(saying) (you can’t) accomplish old bodies change their account or means of working, etc: My grandmother doesn’t appetite a computer. She says you can’t advise an old dog new tricks.Learn more: dog, new, old, teach, trick