diff --git a/package.json b/package.json
index bb5e2491..37bef935 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "electron-mail",
   "description": "Unofficial ProtonMail Desktop App",
-  "version": "5.2.2",
+  "version": "5.2.3",
   "author": "Vladimir Yakovlev <desktop-app@protonmail.ch>",
   "license": "GPL-3.0",
   "homepage": "https://github.com/vladimiry/ElectronMail",
diff --git a/src/electron-main/database/util.ts b/src/electron-main/database/util.ts
index a7e5f187..18334e74 100644
--- a/src/electron-main/database/util.ts
+++ b/src/electron-main/database/util.ts
@@ -39,6 +39,7 @@ const resolveAccountFolders: resolveAccountFoldersType = (
             // this folder should not affect the combined "unread" state calculation
             // so "notify" should be set to 0/disabled since otherwise desktop notifications will always be displayed
             SYSTEM_FOLDER_IDENTIFIERS["All Mail"],
+            SYSTEM_FOLDER_IDENTIFIERS["Almost All Mail"],
         ];
         return (account, includingSpam) => [
             ...Object.values(account.folders),
diff --git a/src/electron-preload/webview/primary/api/index.ts b/src/electron-preload/webview/primary/api/index.ts
index 3c3e53fa..896bacc0 100644
--- a/src/electron-preload/webview/primary/api/index.ts
+++ b/src/electron-preload/webview/primary/api/index.ts
@@ -63,8 +63,10 @@ export function registerApi(providerApi: ProviderApi): void {
                 {system: [], custom: []},
             );
             const {id: mailId, conversationEntryPk: conversationId} = input.mail;
-            const [systemFolderId = systemMailFolderIds[0] /* falling back to first value if no other than "all mail" folder resolved */]
-                = systemMailFolderIds.filter((id) => id !== SYSTEM_FOLDER_IDENTIFIERS["All Mail"]);
+            // falling back to first value if no other than "all mail" folder resolved
+            const [systemFolderId = systemMailFolderIds[0]] = systemMailFolderIds.filter((id) => {
+                return id !== SYSTEM_FOLDER_IDENTIFIERS["All Mail"] && id !== SYSTEM_FOLDER_IDENTIFIERS["Almost All Mail"];
+            });
             // TODO resolve "folder.id" value from the folder that contains a minimum items count
             //      so narrowest result if multiple items resolved (so protonmail will have to load less data, pagination thing)
             const folderId: string | undefined =
diff --git a/src/shared/model/database/constants.ts b/src/shared/model/database/constants.ts
index f12cca3b..6322a191 100644
--- a/src/shared/model/database/constants.ts
+++ b/src/shared/model/database/constants.ts
@@ -10,6 +10,7 @@ export const SYSTEM_FOLDER_IDENTIFIERS = buildEnumBundle({
     Trash: "3",
     Spam: "4",
     ["All Mail"]: "5",
+    ["Almost All Mail"]: "15",
     Starred: "10",
     Archive: "6",
     Sent: "7",
diff --git a/src/web/browser-window/app/_db-view/db-view-mails-search.component.ts b/src/web/browser-window/app/_db-view/db-view-mails-search.component.ts
index 51344d56..f736d602 100644
--- a/src/web/browser-window/app/_db-view/db-view-mails-search.component.ts
+++ b/src/web/browser-window/app/_db-view/db-view-mails-search.component.ts
@@ -98,6 +98,7 @@ export class DbViewMailsSearchComponent extends DbViewAbstractComponent implemen
     private readonly defaultUncheckedFolderIds: ReadonlySet<Unpacked<typeof SYSTEM_FOLDER_IDENTIFIERS._.values>> = new Set([
         SYSTEM_FOLDER_IDENTIFIERS["Virtual Unread"],
         SYSTEM_FOLDER_IDENTIFIERS["All Mail"],
+        SYSTEM_FOLDER_IDENTIFIERS["Almost All Mail"],
         SYSTEM_FOLDER_IDENTIFIERS.Spam,
     ]);
 
diff --git a/src/web/browser-window/app/_db-view/db-view-mails.component.ts b/src/web/browser-window/app/_db-view/db-view-mails.component.ts
index 1ff353f9..9210f78d 100644
--- a/src/web/browser-window/app/_db-view/db-view-mails.component.ts
+++ b/src/web/browser-window/app/_db-view/db-view-mails.component.ts
@@ -159,6 +159,7 @@ export class DbViewMailsComponent extends DbViewAbstractComponent implements OnI
                 SYSTEM_FOLDER_IDENTIFIERS["All Drafts"],
                 SYSTEM_FOLDER_IDENTIFIERS["All Sent"],
                 SYSTEM_FOLDER_IDENTIFIERS["All Mail"],
+                SYSTEM_FOLDER_IDENTIFIERS["Almost All Mail"],
                 SYSTEM_FOLDER_IDENTIFIERS.Search,
                 SYSTEM_FOLDER_IDENTIFIERS.Label,
             ]);