Need to update Intel® Rapid Storage Technology (Intel® RST) drivers (and thereby the Windows 10 May 2019 Update). Trying to download SetupOptaneMemory.exe.

WAsr0 — Wed, 07 Aug 2019 02:16:54 GMT

(and thereby the Windows 10 May 2019 Update)

Re: Need to update Intel® Rapid Storage Technology (Intel® RST) drivers (and thereby the Windows 10 May 2019 Update). Trying to download SetupOptaneMemory.exe.

AlHill — Wed, 07 Aug 2019 02:56:40 GMT

SetupOptaneMemory has nothing to do with the problem of getting to 1903.

First, make a backup of your system, just in case.

Then, go to windows/system32/drivers and rename iastora.sys to iastora.tmp.

Then, do the upgrade to 1903.

Doc