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The latest version of macOS, 10.15 Catalina, removes support for 32-bit applications. This means that current versions of MPLAB X IDE (up to version 5.40) will not run on this operating system without a patch. All current versions of MPLAB XC compilers are now compatible with this latest version of macOS.
All MPLAB tools are based on 64-bit applications beginning with the following versions:
This compiler and its license is supported only by equipment using 32-bit operating systems. For compilers and licenses that are compatible with equipment using 64-bit operating systems, see our MPLAB XC C compiler products.
This compiler and its license is supported only by equipment using 32-bit operating systems. For compilers and licenses that are compatible with equipment using 64-bit operating systems, see our MPLAB XC C compiler products.
This compiler and its license is supported only by equipment using 32-bit operating systems. For compilers and licenses that are compatible with equipment using 64-bit operating systems, see our MPLAB XC C compiler products.
HI-TECH license activation is no longer supported. Any licenses installed on existing machines will no longer function. New license installations will require a custom license. Contact SW.Licensing@microchip.com.
For compilers which are higher performance and largely source code compatible, see our MPLAB XC C compiler products.
NOTE: These compilers only unlock with the purchase of an MPLAB Functional Safety License.
Please do not contact Microchip for support on these archived versions of MPLAB development ecosystem software. Support is provided only for the current versions posted on the main MPLAB X Integrated Development Environment page.