{"id":1956,"date":"2026-04-27T11:33:58","date_gmt":"2026-04-27T11:33:58","guid":{"rendered":"https:\/\/protasoftware.com\/fr\/wiki\/effectuer-une-desinstallation-complete\/"},"modified":"2026-04-27T11:33:58","modified_gmt":"2026-04-27T11:33:58","slug":"effectuer-une-desinstallation-complete","status":"publish","type":"wiki","link":"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/effectuer-une-desinstallation-complete\/","title":{"rendered":"Effectuer une d\u00e9sinstallation compl\u00e8te"},"content":{"rendered":"
\n
\n
\"Alerte\"
\n <\/span><\/p>\n

\n <\/span><\/p>\n

\n Veuillez arr\u00eater tout programme antivirus \/ anti-malware. Des antivirus gratuits comme AVAST, AVG, AVIRA, etc., sont connus pour interf\u00e9rer avec l’ex\u00e9cution du programme.<\/span>
\n \n <\/div>\n<\/p><\/div>\n

<\/span>\n <\/div>\n

\n
\n Le programme d’installation est disponible ici (n’utilisez pas une version pr\u00e9c\u00e9dente que vous auriez d\u00e9j\u00e0) :
\n <\/span>T\u00e9l\u00e9chargements<\/span><\/a>
\n <\/span>
<\/span>
\n <\/span><\/div>\n


\n <\/span><\/div>\n


\n <\/span><\/p>\n


\n Une d\u00e9sinstallation propre supprime les fichiers r\u00e9siduels des installations pr\u00e9c\u00e9dentes et r\u00e9initialise, si n\u00e9cessaire, certaines cl\u00e9s du registre Windows. 
\n <\/span>Une d\u00e9sinstallation propre peut \u00eatre n\u00e9cessaire si :<\/span><\/span>
\n <\/span>
<\/span>
\n <\/span><\/div>\n


\n <\/span><\/p>\n


    \n <\/span><\/p>\n
  1. Des erreurs apparaissent lors de la mise \u00e0 jour de votre logiciel vers une nouvelle version<\/span>
    <\/span><\/li>\n


    \n <\/span><\/p>\n

  2. L’installation s’est arr\u00eat\u00e9e pr\u00e9matur\u00e9ment.<\/span>
    <\/span><\/li>\n


    \n <\/span><\/p>\n

  3. ProtaStructure, ProtaSteel ou ProtaDetails ne peuvent pas \u00eatre lanc\u00e9s apr\u00e8s l’installation. <\/span><\/li>\n<\/ol>\n
    \n
    \n
    \n
    PS2026 – \u00c9tapes de d\u00e9sinstallation propre et de r\u00e9installation<\/span><\/u><\/b>
    <\/span><\/div>\n
      \n
    1. D\u00e9sinstallez <\/span>ProtaStructure 2026 et ProtaSteel 2026<\/span><\/b> depuis le Panneau de configuration > Ajouter ou supprimer des programmes<\/span><\/span>
      <\/span><\/li>\n
    2. Assurez-vous d’avoir nettoy\u00e9 le contenu des dossiers indiqu\u00e9s ci-dessous.<\/span>
      Vous devez rendre les dossiers cach\u00e9s visibles, comme indiqu\u00e9 dans la section ci-dessous<\/span><\/i><\/b><\/li>\n
        \n
      1. C:Program Files(x86)ProtaProtaStructure2026<\/span><\/i>
        <\/span><\/li>\n
      2. C:Users<UserName>AppDataRoamingProtaProtaStructureR9<\/span><\/i><\/li>\n<\/ol>\n
      3. S\u00e9lectionnez le programme d’installation et faites un clic droit ><\/span> Ex\u00e9cuter en tant qu’administrateur.<\/span><\/b>
        <\/span><\/li>\n
      4. Red\u00e9marrez l’ordinateur apr\u00e8s l’installation.<\/span><\/li>\n<\/ol>\n
        PS2025 – \u00c9tapes de d\u00e9sinstallation propre et de r\u00e9installation<\/span><\/u><\/b>
        <\/span><\/div>\n
          \n
        1. D\u00e9sinstallez <\/span>ProtaStructure 2025 et ProtaSteel 2025<\/span><\/b> depuis le Panneau de configuration > Ajouter ou supprimer des programmes<\/span><\/span>
          <\/span><\/li>\n
        2. Assurez-vous d’avoir nettoy\u00e9 le contenu des dossiers indiqu\u00e9s ci-dessous.<\/span>
          Vous devez rendre les dossiers cach\u00e9s visibles, comme indiqu\u00e9 dans la section ci-dessous<\/span><\/i><\/b><\/li>\n
            \n
          1. C:Program Files(x86)ProtaProtaStructure2025<\/span><\/i>
            <\/span><\/li>\n
          2. C:Users<UserName>AppDataRoamingProtaProtaStructureR8<\/span><\/i>
            <\/span><\/li>\n
          3. C:ProgramDataProtaProtaSteel 2025<\/span><\/i><\/li>\n<\/ol>\n
          4. S\u00e9lectionnez le programme d’installation et faites un clic droit ><\/span> Ex\u00e9cuter en tant qu’administrateur.<\/span><\/b>
            <\/span><\/li>\n
          5. Red\u00e9marrez l’ordinateur apr\u00e8s l’installation.<\/span><\/li>\n<\/ol>\n<\/div>\n
            PS2024 – \u00c9tapes de d\u00e9sinstallation propre et de r\u00e9installation<\/span><\/u><\/b>
            <\/span><\/div>\n
              \n
            1. D\u00e9sinstallez <\/span>ProtaStructure 2024 et ProtaSteel 2024<\/span><\/b> depuis le Panneau de configuration > Programmes et fonctionnalit\u00e9s.<\/span><\/span>
              <\/span><\/li>\n
            2. Assurez-vous d’avoir nettoy\u00e9 le contenu des dossiers indiqu\u00e9s ci-dessous.<\/span>
              Vous devez rendre les dossiers cach\u00e9s visibles, comme indiqu\u00e9 dans la section ci-dessous<\/span><\/i><\/b><\/li>\n
                \n
              1. C:Program Files(x86)ProtaProtaStructure2024<\/i><\/li>\n
              2. C:Users<UserName>AppDataRoamingProtaProtaStructureR7<\/i><\/li>\n
              3. C:ProgramDataProtaProtaSteel 2024<\/i><\/li>\n<\/ol>\n
              4. S\u00e9lectionnez le programme d’installation et faites un clic droit > Ex\u00e9cuter en tant qu’administrateur.<\/b><\/li>\n
              5. Red\u00e9marrez l’ordinateur apr\u00e8s l’installation.<\/li>\n<\/ol>\n<\/div>\n
                PS2022 – \u00c9tapes de d\u00e9sinstallation propre et de r\u00e9installation<\/span><\/u><\/b><\/div>\n


                \n <\/span><\/p>\n


                  \n <\/span><\/p>\n
                1. D\u00e9sinstallez <\/span>ProtaStructure 2022 et ProtaSteel 2022<\/span><\/b> depuis le Panneau de configuration > Programmes et fonctionnalit\u00e9s.<\/span><\/span>
                  <\/span><\/li>\n


                  \n <\/span><\/p>\n

                2. Assurez-vous d’avoir nettoy\u00e9 le contenu des dossiers indiqu\u00e9s ci-dessous<\/span>.
                  Vous devez rendre les dossiers cach\u00e9s visibles, comme indiqu\u00e9 dans la section ci-dessous<\/span><\/i><\/b><\/li>\n
                    \n
                  1. C:Program Files(x86)ProtaProtaStructure2022<\/i><\/li>\n
                  2. C:Users<UserName>AppDataRoamingProtaProtaStructureR6<\/i><\/li>\n
                  3. C:ProgramDataProtaProtaSteel 2022<\/i><\/li>\n<\/ol>\n
                  4. S\u00e9lectionnez le programme d’installation et faites un clic droit > Ex\u00e9cuter en tant qu’administrateur.<\/b><\/li>\n
                  5. Red\u00e9marrez l’ordinateur apr\u00e8s l’installation.<\/li>\n<\/ol><\/div>\n
                    \n PS2021 – \u00c9tapes de d\u00e9sinstallation propre et de r\u00e9installation<\/u><\/b>\n <\/div>\n
                      \n
                    1. \n
                      \n D\u00e9sinstallez ProtaStructure 2021<\/b>, ProtaSteel 2021<\/b> et ProtaMeshgen<\/b> depuis le Panneau de configuration > Programmes et fonctionnalit\u00e9s.<\/span>
                      \n \n <\/div>\n<\/li>\n
                    2. Assurez-vous d’avoir nettoy\u00e9 le contenu des dossiers indiqu\u00e9s ci-dessous.
                      Vous devez rendre les dossiers cach\u00e9s visibles, comme indiqu\u00e9 dans la section ci-dessous<\/span><\/i><\/b><\/li>\n
                        \n
                      1. C:Program Files(x86)ProtaProtaStructure2021<\/i><\/li>\n
                      2. C:Users<UserName>AppDataRoamingProtaProtaStructureR5<\/i><\/li>\n
                      3. C:ProgramDataProtaProtaSteel 2021<\/i><\/li>\n<\/ol>\n
                      4. S\u00e9lectionnez le programme d’installation et faites un clic droit ><\/span> Ex\u00e9cuter en tant qu’administrateur.<\/b><\/li>\n
                      5. \n
                        \n Red\u00e9marrez l’ordinateur apr\u00e8s l’installation.\n <\/div>\n<\/li>\n<\/ol>\n
                        \n
                        \n \"Avertissement\"<\/p>\n
                        \n Une d\u00e9sinstallation propre n’est n\u00e9cessaire qu’en cas de probl\u00e8me. Pour une d\u00e9sinstallation normale, utilisez le Panneau de configuration de Windows. <\/span><\/div>\n
                        Consultez d’abord un consultant technique en cas de doute sur la capacit\u00e9 d’une d\u00e9sinstallation propre \u00e0 r\u00e9soudre votre probl\u00e8me. <\/span>
                        \n \n <\/div>\n

                        <\/span>\n <\/div>\n<\/p><\/div>\n

                        \n
                        \n

                        Afficher les dossiers cach\u00e9s dans l’Explorateur de fichiers Windows<\/h1>\n<\/p><\/div>\n
                        \n Pour supprimer certains dossiers, 
                        \n vous devez les rendre visibles depuis le menu<\/span><\/i><\/b>.
                        \n \n <\/div>\n
                        \n La visibilit\u00e9 des fichiers cach\u00e9s peut \u00eatre modifi\u00e9e en allant dans
                        \n  Panneau de configuration > Options de l’Explorateur de fichiers > Affichage > Afficher les fichiers, dossiers et lecteurs cach\u00e9s.
                        <\/b>\n <\/div>\n
                        \n \n <\/div>\n
                        \n
                        \n \n <\/div>\n
                        \n \n <\/div>\n
                        \n Vous pouvez aussi ouvrir n’importe quel dossier > onglet Affichage > cocher l’option \u00ab \u00c9l\u00e9ments masqu\u00e9s \u00bb.
                        \n \n <\/div>\n
                        \n
                        \n \n <\/div>\n<\/p><\/div>\n
                        \n
                        \n
                        <\/i><\/b>\n <\/div>\n<\/p><\/div>\n
                        \n \n <\/div>\n<\/p><\/div>\n
                        \n \n <\/div>\n<\/div>\n
                        \n \n<\/div>\n","protected":false},"excerpt":{"rendered":"

                        Veuillez arr\u00eater tout programme antivirus \/ anti-malware. Des antivirus gratuits comme AVAST, AVG, AVIRA, etc., sont connus pour interf\u00e9rer avec l’ex\u00e9cution du programme. Le programme…<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"template":"","meta":{"_whitepaper_youtube_videos":"","_whitepaper_youtube_url":"","_whitepaper_youtube_thumbnail":"","footnotes":""},"categories":[21],"whitepaper_topic":[],"whitepaper_product":[],"whitepaper_type":[],"class_list":["post-1956","wiki","type-wiki","status-publish","hentry","category-downloads-installation-and-faq"],"yoast_head":"\nEffectuer une d\u00e9sinstallation compl\u00e8te<\/title>\n<meta name=\"description\" content=\"Apprenez \u00e0 r\u00e9aliser une d\u00e9sinstallation compl\u00e8te et propre des logiciels Prota, sans fichiers r\u00e9siduels ni erreurs lors d'une nouvelle installation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/effectuer-une-desinstallation-complete\/\" \/>\n<meta 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