Some users experience issues running Mercuriall plugins on M1 Macs with Logic 10.6.3, with standalone versions working but not as plugins.

Some users find the CPU usage of Mercuriall Euphoria to be on the high side, though not as demanding as certain other plugins like SKnote TwinR.

Users must hit the key icon in the lower left and log into their account to activate amps or purchase a license, resolving setup confusion.

It's been noted that loading presets into Mercuriall plugins can require additional steps, such as using external IR libraries for best results.

Users appreciate Mercuriall's free stereo chorus pedal, which enhances stereo separation when used with Euphoria, especially on clean tones.

The tone and presence knobs on Euphoria make a significant impact, yet allow for major adjustments without compromising the sound's integrity.

The Ampbox plugin acts as a host, allowing users to mix and match elements like stomp boxes across Mercuriall's three amp models.

Euphoria is praised for its strong lower midrange, which some users prefer over other amp sims, particularly for Marshall-esque tones.

Euphoria is praised for its satisfying playability, with users frequently returning to it for its overall sound and tonal flexibility.

A few users report persistent functionality issues with Euphoria on M1 Macs, leading some to request refunds despite the plugin's strong sound reputation.

Euphoria is mentioned alongside Neural DSP and Kuassa as top amp sims, with some users preferring Euphoria's depth and tonal richness.

Users highlight a significant tonal impact from Euphoria's tone and presence knobs, which can be adjusted without throwing the tone out of whack, unlike some other amp sims.

Mercuriall Euphoria has a more aggressive mids focus, especially in the 240-250Hz range, compared to Nembrini's version, which has a more open high end.

Euphoria is considered on par in quality with Neural DSP plugins, but some users find Nembrini's Exstasy preferable for a less harsh high end.

Euphoria's channel 3 with the plexi switch is favored for its non-linear, edge-of-breakup tones, ideal for bluesy sounds.

Users note that Euphoria excels in producing lead tones that are easy to dial in, making it suitable for heavier music styles.

Some users recommend using third-party IRs with Euphoria for optimal sound customization, rather than relying solely on the built-in options.