In the App "Schedule Asset Accounting Jobs" you want to set up a schedule for monthly depreciation runs.
S/4 HANA Cloud
In the App "Schedule Asset Accounting Jobs" it is possible to set up a reoccurring job for one denoted period. If you require multiples, say for each period of the year, then it is possible to set up 12 individual jobs to schedule for a date and time that as required.
The other option is to review the offerings of the Advanced Financial Closing Scope item 2V8. Please refer to the below links for more information.
monthly depreciation run job schedule , KBA , FI-AA-AA-E , Periodic Posting , How To