Only perform this if you are certain the file is legitimate (digitally signed or from a trusted source).
regsvr32 "C:\Program Files\Siemens\Step 7\S7BIN\s7yomlr.dll" cannot find language resource file s7yomlr.dll
Installing TIA Portal (e.g., v15 or v17) on a machine that already has STEP 7 v5.x can overwrite or modify registry keys required by SIMATIC Manager. Only perform this if you are certain the