Users appreciate Cache Enabler for its simplicity and ease of use, making it the go-to plugin for many due to its minimal configuration needs and significant performance improvement. It effectively reduces page loading times and supports WebP image formats, working well with other optimization tools like Cloudflare, Autoptimize, and Fast Velocity Minify. Users also commend the reliable and responsive support team. However, there are drawbacks, including occasional PHP errors, issues with specific themes or other plugins, the need for manual cache clearing on some systems, and limited support for dynamic content and CDNs like Cloudflare. Some users also encountered problems with specific browsers and mobile caching.