If you have downloaded the free software but cannot connect to your VSX 26, check the following:
Peavey VSX 26 loudspeaker management system uses specific software and firmware updates that are available for free, though they are primarily distributed as legacy files. Note that software for the original is distinct from the newer VSX 26e model Software & Firmware Downloads Original VSX 26 Control Software
While many third-party sites (and torrent searches) promise "free downloads," downloading drivers and firmware from unofficial sources is risky. You risk downloading malware or, worse, incorrect firmware that will destroy your unit.
If you own a Peavey VSX 26 loudspeaker management system, you know it’s a powerful tool for crossover, EQ, limiting, and delay. But to unlock its full potential, you need the (PC/Mac editor). Plus, there’s a lot of talk about Preset 15 – here’s everything you need, including how to get it for free.
Because Peavey's main site primarily hosts files for current products, check the Peavey VSX 26 Presets page
Check your VSX 26’s internal memory. Some units ship with 20+ presets – Preset 15 may already be there under a name like “SP2 + SP118” or “Generic 3-way.”