Asegwas n 1987, Thomas Knoll aselmad di tseddawit n Micigan isenṭa (yevda) yettaru yiwen wahil iwakken ad ibeqqeḍ tugniwin s-iswiren n tkaẓaṭ ɣef ugdil ammaɣay. Isemma yas Display, ahil agi d win id ijevden tawnafit n gmas John Knoll, yellan d-axeddam di ''Industrial Light & Magic''. Inna yas John ad yeɣref (yexdem) amaẓrag n tugniwin ummid. T.Knoll yebwid dɣa sed wagguren si lxedma iwakken netta d gmas ad qedcen ɣef wahil agi, i wumi ig semma imagepro, di tagara usegwas nni T.Knoll iveddel-as isem i wahil ɣer Photoshop. Sinna kin yemlal aked umɣaraf n scanners Barneyscan iwakken ad isedger ineɣlan. 200 ineɣlan ttwasdegren aked scanners Barneyscan di tazwara.
Di twala agi, John Knoll iṛuḥ ar Silicon Valley iwakken ad isnat ahil ines i Apple aked Russell Brown: anemhal n Adobe, isin idsen iɛeǧvasen wahil agi s-waṭas, dɣa di Cutember 1988 Adobe teɣtes ad taɣ turagt iwakken ad tsegder ahil agi, J.Knoll yarna iqdec ɣef wayen umi neqqaṛ plug-in m-ad T.Knoll yeqqim di Ann Arbor yettṛaǧu targalt taɣbalut. Akka di 1990 Photoshop 1.0 ifɣed i tikelt tamezwarut.
Photoshop isɛa amasal n ufaylu n yiman is (Asiɣzef: psd) ayen iɣ yettaǧǧan an ḥrez ticriḥin n usenfar id iselɣen tugna iwakken ad twasqedcent subrez. Ahil yettaǧǧa daɣan aseqdac ad ikter u ad isifeḍ ifuyla tugniwin deg imusal yettwasnen s waṭas am (Asiɣzef : gif, jpg, tif, png, etc.).
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