Tagging people please ignore it just worked

[Diane Tyler's Mom GA]

Hi I am wondering when I tag people how come their names aren't coming up in Blue
Like I see everyone else's

 

[Diana&Tom]

Are you adding the @ @Mamakin ?

 

[Diane Tyler's Mom GA]

Are you adding the @ @Mamakin ?

Hi yes I am , It just worked, this time I put a space after the last
word I typed and then put the @