Should i use office 64 bit

In this post we will try to understand the difference between the bit and bit versions of Office. We will also understand when to use 64 bit office and limitations of bit version office. For an add-in to work with the bit version of Office, it needs to be recompiled by the developer specifically for the bit version of Office. Most software does not require more than 4GB of RAM at a time, so a bit system will work for most things. A bit system, on the other hand, can handle a lot more RAM than bit.

In fact, the increase is exponential. Theoretically, a bit system can handle up to You can almost say it can handle an unlimited amount of RAM. A bit system can also handle RAM more efficiently.

When it comes to security, a bit system has the advantage. It is a newer system with enhanced security features that are missing in bit systems. All drivers have to be signed by a legitimate manufacturer before it can work in any bit environment. Software or drivers that are not officially signed will be blocked.

Driver signature enforcement will protect you from software and drivers that are potentially malware. This new security feature can save you from all kinds of information theft, computer viruses and more. It prevents all programs and drivers from patching or making unwanted modifications. This feature works similarly to the previous ones, but is more focused on blocking malicious programs from modifying RAM data. Using the bit version of Office lets you deliver a bit version of those solutions as well as a bit version.

In-house Office solution developers should have access to the bit Office for testing and updating these solutions. For more information, see Using the Large Number data type. The following computer systems can only install bit Office. Check your Windows version. Tip: If you have bit operating system with an xbased processor, you can choose to install bit or bit Office.

IT professionals, and developers in particular, should also review the following situations where the bit version of Office is still the best choice for you or your organization.

You have bit COM Add-ins with no bit alternative. You can also try contacting the COM Add-in vendor and requesting a bit version. You use bit controls with no bit alternative. You can continue to run bit controls in bit Office like Microsoft Mscomctl. WindowsAPI using bit data types like long, for pointers and handles. In most cases, adding PtrSafe to the Declare and replacing long with LongPtr will make the Declare statement compatible with both and bit. However this might not be possible in rare cases where there is no bit API to Declare.

With a growing number of bit Outlookcustomers, rebuilding bit MAPI applications, add-ins, or macros for bit Outlook is the recommended option, but if needed you can continue to run them with bit Outlook only, as well. You can continue to run your bit OLE Server application with a bit version of Office installed. You need bit Microsoft Access. While you can recompile bit.

You have an old embedded media file in your PowerPoint presentation with no available bit codec. To install either the 32 or bit version of Office , follow the steps in Install Microsoft or on a PC. Important: If you already installed the bit version, but want to install the bit version instead or vice versa , you must uninstall the version you don't want before installing the version you do want. See, Excel specifications and limits , Data Model specification and limits , and Memory usage in the bit edition of Excel.

IT Professionals and developers in particular, should also review the following situations where the bit version of Office is still the best choice for you or your organization. There are two versions of Office available for installation, bit and bit. However, consider the bit version, especially if you're working with large blocks of information or graphics.

To install Office , see Install Office Note: If you already installed the bit version, but want to install the bit version instead or vice versa you'll need to uninstall the version you don't want before going ahead with installing the version you do want. You work with extremely large data sets, like enterprise-scale Excel workbooks with complex calculations, many pivot tables, connections to external databases, and using Power Pivot, Power Map, or Power View. The bit version of Office may perform better for you.

Published by Ian Matthews on September 26, September 26, There were no 64 bit plug-ins. If you had an addin for Outlook, Excel, Word… it was guaranteed to be a 32 bit plug in because that was all that existed at the time. In , very few people had worksheets that came anywhere near the limits: Maximum limits of memory storage and file size for Data Model workbooks bit environment is subject to 2 gigabytes GB of virtual address space, shared by Excel, the workbook, and add-ins that run in the same process.

You can also try contacting the COM Add-in vendor and requesting a bit version. In most cases, adding PtrSafe to the Declare and replacing long with LongPtr will make the Declare statement compatible with both and bit. However this might not be possible in rare cases where there is no bit API to Declare. With a growing number of bit Outlook customers, rebuilding bit MAPI applications, add-ins, or macros for bit Outlook is the recommended option, but if needed you can continue to run them with bit Outlook only, as well.

You can continue to run your bit OLE Server application with a bit version of Office installed. You need bit Microsoft Access.