Running an out-of-support driver like SQL Server 2012 Native Client 11.4.7 exposes your organization to:
Because SNAC is deprecated, it is often difficult to find the standalone installer. The most common ways to acquire it include: Installing - SQL Server Native Client - Microsoft Learn sql server 2012 native client 11.4.7
Beware: Microsoft released a standalone ( sqlncli.msi ), but its latest official version is 11.4.7462.6 (build 7462). The "11.4.7" family often gets mislabeled; always verify the exact file version number down to the build part. Running an out-of-support driver like SQL Server 2012