To disable the RELEASE entry in the tree view, perform the following changes in the REXX procedure TAUCMGRC:
Change the stem variable outrec from:
outrec. = '' outrec.1 = 'Releases,'sec_parms',RELEASESROOT' outrec.2 = 'Applications,'sec_parms',APPLICATIONS' outrec.0 = 2
outrec. = '' outrec.1 = 'Applications,'sec_parms',APPLICATIONS' outrec.0 = 1