diff --git a/Kiwix-iOS/Info.plist b/Kiwix-iOS/Info.plist
index d5db7ce2..ee893931 100644
--- a/Kiwix-iOS/Info.plist
+++ b/Kiwix-iOS/Info.plist
@@ -49,7 +49,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>1.8.1009</string>
+	<string>1.8.1047</string>
 	<key>ITSAppUsesNonExemptEncryption</key>
 	<false/>
 	<key>LSRequiresIPhoneOS</key>
diff --git a/Kiwix-iOSWidgets/Bookmarks/Info.plist b/Kiwix-iOSWidgets/Bookmarks/Info.plist
index 9e91e237..d1d7749a 100644
--- a/Kiwix-iOSWidgets/Bookmarks/Info.plist
+++ b/Kiwix-iOSWidgets/Bookmarks/Info.plist
@@ -21,7 +21,7 @@
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>1.8.1013</string>
+	<string>1.8.1051</string>
 	<key>NSExtension</key>
 	<dict>
 		<key>NSExtensionMainStoryboard</key>
diff --git a/Kiwix/CoreData/Classes/Book.swift b/Kiwix/CoreData/Classes/Book.swift
index ef3cea9a..f60d9c00 100644
--- a/Kiwix/CoreData/Classes/Book.swift
+++ b/Kiwix/CoreData/Classes/Book.swift
@@ -28,11 +28,25 @@ class Book: NSManagedObject {
         book.publisher = metadata["publisher"] as? String
         book.desc = metadata["description"] as? String
         book.meta4URL = metadata["url"] as? String
-        book.pid = metadata["name"] as? String
+        book.pid = {
+            if let pid = metadata["name"] as? String where pid != "" {
+                return pid
+            } else {
+                return nil
+            }
+        }()
         
         book.articleCount = Int64((metadata["articleCount"] as? String) ?? "") ?? 0
         book.mediaCount = Int64((metadata["mediaCount"] as? String) ?? "") ?? 0
-        book.fileSize = (Int64((metadata["size"] as? String) ?? "") ?? 0) * 1024
+        book.fileSize = {
+            if let fileSize = metadata["size"] as? String {
+                return (Int64(fileSize) ?? 0) * 1024
+            } else if let fileSize = metadata["size"] as? NSNumber {
+                return fileSize.longLongValue * 1024
+            } else {
+                return 0
+            }
+        }()
         
         book.date = {
             guard let date = metadata["date"] as? String else {return nil}
diff --git a/Kiwix/Operations/ScanLocalBookOperation.swift b/Kiwix/Operations/ScanLocalBookOperation.swift
index a9025a3b..eb0d2cae 100644
--- a/Kiwix/Operations/ScanLocalBookOperation.swift
+++ b/Kiwix/Operations/ScanLocalBookOperation.swift
@@ -60,9 +60,9 @@ class ScanLocalBookOperation: Operation {
         let addedZimFileURLs = currentZimFileURLSnapshot.subtract(lastZimFileURLSnapshot)
         let removedZimFileURLs = lastZimFileURLSnapshot.subtract(currentZimFileURLSnapshot)
         
-        guard addedZimFileURLs.count > 0 || removedZimFileURLs.count > 0 else {return}
         ZimMultiReader.shared.removeReaders(removedZimFileURLs)
         ZimMultiReader.shared.addReaders(addedZimFileURLs)
+        ZimMultiReader.shared.producePIDMap()
     }
     
     private func updateCoreData() {
diff --git a/Kiwix/ZimMultiReader/ZimMultiReader.swift b/Kiwix/ZimMultiReader/ZimMultiReader.swift
index 3d71ecdd..81ae2834 100644
--- a/Kiwix/ZimMultiReader/ZimMultiReader.swift
+++ b/Kiwix/ZimMultiReader/ZimMultiReader.swift
@@ -16,6 +16,7 @@ class ZimMultiReader: NSObject, DirectoryMonitorDelegate {
     private let monitor = DirectoryMonitor(URL: NSFileManager.docDirURL)
     
     private(set) var readers = [ZimID: ZimReader]()
+    private(set) var pidMap = [String: String]() // PID: ID
     private var lastZimFileURLSnapshot = Set<NSURL>()
     private var lastIndexFolderURLSnapshot = Set<NSURL>()
     
@@ -63,6 +64,22 @@ class ZimMultiReader: NSObject, DirectoryMonitorDelegate {
         }
     }
     
+    func producePIDMap() {
+        pidMap.removeAll()
+        var map = [String: [ZimReader]]() // PID: [ZimReader]
+        for (_, reader) in readers {
+            guard let pid = reader.getName() where pid != "" else {continue}
+            var readers = map[pid] ?? [ZimReader]()
+            readers.append(reader)
+            map[pid] = readers
+        }
+        for (pid, readers) in map {
+            guard let reader = readers.sort({ $0.getDate().caseInsensitiveCompare($1.getDate()) == .OrderedAscending }).first,
+                let id = reader.getID() else {continue}
+            pidMap[pid] = id
+        }
+    }
+    
     // MARK: - DirectoryMonitorDelegate
     
     func directoryMonitorDidObserveChange() {
diff --git a/Kiwix/libkiwix/ZimReader.h b/Kiwix/libkiwix/ZimReader.h
index 588f52fe..16478f9d 100755
--- a/Kiwix/libkiwix/ZimReader.h
+++ b/Kiwix/libkiwix/ZimReader.h
@@ -42,11 +42,13 @@
 - (NSString *)getTitle;
 - (NSString *)getDesc;
 - (NSString *)getLanguage;
+- (NSString *)getName;
+- (NSString *)getTags;
 - (NSString *)getDate;
 - (NSString *)getCreator;
 - (NSString *)getPublisher;
 - (NSString *)getOriginID;
-- (NSString *)getFileSize;
+- (NSNumber *)getFileSize;
 - (NSData *)getFavicon;
 
 - (NSString *)parseURL:(NSString *)urlPath;
diff --git a/Kiwix/libkiwix/ZimReader.mm b/Kiwix/libkiwix/ZimReader.mm
index c4efb61f..fbd28e65 100755
--- a/Kiwix/libkiwix/ZimReader.mm
+++ b/Kiwix/libkiwix/ZimReader.mm
@@ -240,85 +240,67 @@ int levenshtein_distance(const std::string &s1, const std::string &s2)
 #pragma mark - get File Attributes
 
 - (NSString *)getID {
-    NSString *id = nil;
-    
     string idC;
     idC = _reader->getId();
-    id = [NSString stringWithCString:idC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return id;
+    return [NSString stringWithCString:idC.c_str() encoding:NSUTF8StringEncoding];
 }
 
 - (NSString *)getTitle {
-    NSString *title = nil;
-    
     string titleC;
     titleC = _reader->getTitle();
-    title = [NSString stringWithCString:titleC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return title;
+    return [NSString stringWithCString:titleC.c_str() encoding:NSUTF8StringEncoding];
 }
 
 - (NSString *)getDesc {
-    NSString *description = nil;
-    
     string descriptionC;
     descriptionC = _reader->getDescription();
-    description = [NSString stringWithCString:descriptionC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return description;
+    return [NSString stringWithCString:descriptionC.c_str() encoding:NSUTF8StringEncoding];
 }
 
 - (NSString *)getLanguage {
-    NSString *language = nil;
-    
     string languageC;
     languageC = _reader->getLanguage();
-    language = [NSString stringWithCString:languageC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return language;
+    return [NSString stringWithCString:languageC.c_str() encoding:NSUTF8StringEncoding];
+}
+
+- (NSString *)getName {
+    string nameC;
+    nameC = _reader->getName();
+    return [NSString stringWithCString:nameC.c_str() encoding:NSUTF8StringEncoding];
+}
+
+- (NSString *)getTags {
+    string tagsC;
+    tagsC = _reader->getTags();
+    return [NSString stringWithCString:tagsC.c_str() encoding:NSUTF8StringEncoding];
 }
 
 - (NSString *)getDate {
     string dateC;
     dateC = _reader->getDate();
-    NSString *dateString = [NSString stringWithCString:dateC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return dateString;
+    return [NSString stringWithCString:dateC.c_str() encoding:NSUTF8StringEncoding];
 }
 
 - (NSString *)getCreator {
-    NSString *creator = nil;
-    
     string creatorC;
     creatorC = _reader->getCreator();
-    creator = [NSString stringWithCString:creatorC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return creator;
+    return [NSString stringWithCString:creatorC.c_str() encoding:NSUTF8StringEncoding];
 }
 
 - (NSString *)getPublisher {
-    NSString *publisher = nil;
-    
     string publisherC;
     publisherC = _reader->getOrigId();
-    publisher = [NSString stringWithCString:publisherC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return publisher;
+    return [NSString stringWithCString:publisherC.c_str() encoding:NSUTF8StringEncoding];
 }
 
 - (NSString *)getOriginID {
-    NSString *originID = nil;
-    
     string originIDC;
     originIDC = _reader->getOrigId();
-    originID = [NSString stringWithCString:originIDC.c_str() encoding:NSUTF8StringEncoding];
-    
-    return originID;
+    return [NSString stringWithCString:originIDC.c_str() encoding:NSUTF8StringEncoding];
 }
 
-- (NSString *)getFileSize {
-    return [NSString stringWithFormat:@"%u", _reader->getFileSize()];
+- (NSNumber *)getFileSize {
+    return [[NSNumber alloc] initWithUnsignedInt:_reader->getFileSize()];
 }
 
 - (NSData *)getFavicon {