diff --git a/apps/documenteditor/mobile/app/controller/Main.js b/apps/documenteditor/mobile/app/controller/Main.js
index 64ddf5482..9dfd11ee4 100644
--- a/apps/documenteditor/mobile/app/controller/Main.js
+++ b/apps/documenteditor/mobile/app/controller/Main.js
@@ -1042,6 +1042,10 @@ define([
                     });
 
                 } else if (type == Asc.c_oAscAdvancedOptionsID.DRM) {
+                    $(me.loadMask).hasClass('modal-in') && uiApp.closeModal(me.loadMask);
+
+                    me.onLongActionEnd(Asc.c_oAscAsyncActionType.BlockInteraction, LoadingDocument);
+
                     modal = uiApp.modal({
                         title: me.advDRMOptions,
                         text: me.advDRMEnterPassword,
@@ -1061,6 +1065,11 @@ define([
                             }
                         ]
                     });
+
+                    // Vertical align
+                    $$(modal).css({
+                        marginTop: - Math.round($$(modal).outerHeight() / 2) + 'px'
+                    });
                 }
             },
 
diff --git a/apps/presentationeditor/mobile/app/controller/Main.js b/apps/presentationeditor/mobile/app/controller/Main.js
index 4573fa85e..59a3d1945 100644
--- a/apps/presentationeditor/mobile/app/controller/Main.js
+++ b/apps/presentationeditor/mobile/app/controller/Main.js
@@ -997,6 +997,10 @@ define([
                     me = this, modal;
 
                 if (type == Asc.c_oAscAdvancedOptionsID.DRM) {
+                    $(me.loadMask).hasClass('modal-in') && uiApp.closeModal(me.loadMask);
+
+                    me.onLongActionEnd(Asc.c_oAscAsyncActionType.BlockInteraction, LoadingDocument);
+
                     modal = uiApp.modal({
                         title: me.advDRMOptions,
                         text: me.advDRMEnterPassword,
@@ -1016,6 +1020,11 @@ define([
                             }
                         ]
                     });
+
+                    // Vertical align
+                    $$(modal).css({
+                        marginTop: - Math.round($$(modal).outerHeight() / 2) + 'px'
+                    });
                 }
             },
 
diff --git a/apps/spreadsheeteditor/mobile/app/controller/Main.js b/apps/spreadsheeteditor/mobile/app/controller/Main.js
index 0f9d0798a..fda935b09 100644
--- a/apps/spreadsheeteditor/mobile/app/controller/Main.js
+++ b/apps/spreadsheeteditor/mobile/app/controller/Main.js
@@ -1173,6 +1173,10 @@ define([
                         marginTop: - Math.round($$(modal).outerHeight() / 2) + 'px'
                     });
                 } else if (type == Asc.c_oAscAdvancedOptionsID.DRM) {
+                    $(me.loadMask).hasClass('modal-in') && uiApp.closeModal(me.loadMask);
+
+                    me.onLongActionEnd(Asc.c_oAscAsyncActionType.BlockInteraction, LoadingDocument);
+
                     modal = uiApp.modal({
                         title: me.advDRMOptions,
                         text: me.advDRMEnterPassword,
@@ -1192,6 +1196,11 @@ define([
                             }
                         ]
                     });
+
+                    // Vertical align
+                    $$(modal).css({
+                        marginTop: - Math.round($$(modal).outerHeight() / 2) + 'px'
+                    });
                 }
             },