Monthly depreciation instead of yearly

i need to do a monthly depreciation using staight line depreciation ,instead of yearly depreciation .Can you please advise me.

it seems fine, what setting do you have in your Asset Category ?

is it same as below ?
Total Number of Depreciations: 60
Frequency of Depreciation (Months): 1

yes,even in asset category i have set up the number of depreciation :60
and frequency of depreciation:1