File Extension Database

Open TLB File

TLB files contain user interface data for programs that support and use Microsoft Object Linking and Embedding (OLE).

TLB files are generated by Visual Basic when an OLE or ActiveX server is created and the "Remote server support files" option is selected.

TLB files are often unsafe and susceptible to viruses and malicious software, such as the stdole3.tlb file, which may contain a Trojan virus and should not be opened.

Said file is saved in the Windows32 system folder and uses TLB files as its attack vector.

Malware was identified in 2006 and now most antivirus programs recognize this threat and address it accordingly, however precautions must be taken.

Software to open and/or create TLB files

To operate on TLB files you must have the following software package:

Microsoft Visual Studio

How Can I Open TLB File on Windows

We researched and learned that the best way to open TLB file is to find a TLB file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a TLB file is not opened in an application and you instead get a "Windows can't open a file" error message you should try looking for an application which can open the file in question.
If you know the application which can open TLB file then run it and see if there is a File->Open main menu option in the application.
If you don't know the application which function as TLB file opener then try to search online for "TLB viewer", "application to open TLB file" or "open TLB file" queries in the search engine you like.
Install the application you found and check if it can open TLB file

How Can I Open TLB File on Mac OS

We recommend to find a TLB file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a TLB file is not opened in a Mac OS application and you instead get a "There is no application set to open the file" error message you can click on "Search App Store" in the error dialog and Mac OS will show you applications compatible with TLB file.
If you know the Mac OS application which can work as TLB file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open TLB file in it.
If you don't know the application which can open TLB file then try to search for "TLB viewer", "application to open TLB file" or "read TLB file" queries in the online search engine you like.
Install the application you found and check if it can read TLB file

How Can I Open TLB File on Android

If you downloaded a TLB file on Android device you can open it by following steps below:

In the Android apps list on your Android device find "My Files" or "File manager" app and tap to start it.
Tap on "Downloads" folder inside the app.
You should see your downloaded TLB file in that folder.
Tap on the file. If Android device supports opening the file you downloaded it will open in the corresponding app.
If file does not open you can look for the corresponding app that can open the file by searching Android App Store for the "TLB".
If you cannot open the file with the apps from Android App Store it is possible that the file could only be opened on desktop platforms such as Windows or Mac OS. Try searching for "TLB viewer", "TLB file reader" online and see if any desktop applications can open it.
It is also possible that the file you downloaded is outdated and is no longer supported.

How to Open TLB File on iPhone or iPad

To open TLB File on iOS device follow steps below:

We advies to open Files app on your iPhone or iPad device. You can find it by swiping down on the home screen and typing "Files" in the search bar.
Tap on the Downloads folder on the Files app home screen.
You will see all files that you recently downloaded. Tap on the TLB file to view it.
If you have the right app that can open it it will automatically launch and open your file.
If you don't have the app which can open it you need to serch Apple app store for "TLB". This way you can find apps which can open TLB files.
If this doesn't help it is possible that your file could be opened only by the desktop application. To find an app which can open it on desktop look for "TLB viewer" or "TLB file" online in your favorite search engine.

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