If a device (like your GPU or audio) is working perfectly on an older driver, you don't always need to force an update.
The specific version details you mentioned refer to a historical stable build: Version 1.18.11: snappy driver installer 11811 driverpacks 19020
Always click the "Create a System Restore Point" checkbox in SDI before hitting install. If a device (like your GPU or audio)
In the DriverPack world, this usually denotes the release date or versioning system (often signifying the year 2019, version 020). snappy driver installer 11811 driverpacks 19020