If you want to uninstall your SAP HANA “Application Server” then you need to use “./sapinst” option of SWPM to do it easily…
To do this, follow the below steps ;
Go to SWPM DVD location and execute the command “./sapinst”
Open your browser and paste the following URL adress to access the GUI
https://<servername>:4237/sapinst/docs/index.html
Go to Location ;
–> SAPNetweaver AS ABAP 7.4, OEM version 1.0
–> Generic Options
–> SAP HANA Database
–> Uninstall – SAP Systems or Single Instances
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Select “Uninstall all instances of the SAP system from this host”
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Completed.