Software issue?

[O2HeN2]

Let me guess. Using Tapatalk?

I get them when I compose a post in word (for spelling correction) and then cut and paste. Fancy multi-byte characters like forward and backward quotes are translated to ?s

O2

[Zundfolge]

I get them when I compose a post in word (for spelling correction) and then cut and paste. Fancy multi-byte characters like forward and backward quotes are translated to ?s

O2

Try using the "Paste without formatting" or "Paste as plain text" option (will depend on what browser you use as to what it's called).