The text you provided refers to Update 1 for SIMATIC S7 F Systems V6.4
Device Integration: Update 1 adds the S7 F Device Integration Pack V6.4, which provides fail-safe modules for ET 200SP HA and ET 200SP within the STEP 7 hardware configuration. Technical Requirements simatic s7 f systems v64 download upd
Simatic_S7_F_Systems_V6_4.exe (Main installer, ~2.8 GB)readme_V64.txt (Release notes – read this first)FW_CPU1500F_V3_0.upd).Released to address specific channel driver behaviors, such as the block simulation priority. V6.4 Service Pack 1 (SP1): The text you provided refers to Update 1
Next step: Bookmark Entry ID 109801584 and schedule your safety update for the next maintenance window. Simatic_S7_F_Systems_V6_4
Review the "F-Change Tracking" to see if any safety-related blocks were modified by the update.