INSTCHECK is a standard SAP Table which is used to store Installation: Check Table for Installation Settings data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The INSTCHECK table consists of various fields, each holding specific information or linking keys about Installation: Check Table for Installation Settings data available in SAP. These include FUNCNAME (Name of Function Module), ACTIVE (Single-Character Indicator), DONE (Single-Character Indicator)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .