Ricoh Aficio MP 161SPF - Manual (Page 170)

Registering Addresses and Users for Facsimile/Scanner Functions
162
7
J
If you want to clear the counter for all users, select [All Users] using {U} or
{T}, and then press the {OK} key.
K
Select the function you want to clear the counter for using {U} or {T}, then
confirm it by pressing {V}, and then press the {OK} key.
L
Press [Yes].
M
Press the {User Tools/Counter} key.