javascript.options.baselinejit.threshold = 50
javascript.options.ion.threshold = 5000
network.buffer.cache.size = 65535
browser.display.auto_quality_min_font_size = 0 (для 4к) или 1000 для слабых машин
javascript.options.concurrent_multiprocess_gcs.cpu_divisor = 8
javascript.options.baselinejit.threshold = 50
dom.timeout.throttling_delay = 40
dom.timeout.budget_throttling_max_delay = 0