1 Install Instructions. 2  To start the installation immediately, click Run. 3  To save the download to your computer for installation at a later time, click Save. 4  To cancel the installation, click Cancel.
impeccable above suspicion, blameless, exact, exquisite, faultless, flawless, immaculate, incorrupt, innocent, irreproachable, perfect, precise, pure, sinless, stainless, unblemished, unerring, unimpeachable Antonyms blameworthy, corrupt, cursory, defective, deficient, faulty, flawed, shallow, sinful, superficial.
(comparative more impervious, superlative most impervious) 1  Unaffected or unable to be affected by. 2  Preventive of any penetration; impenetrable, impermeable, particularly of water. 3  Immune to damage or effect.