Xcode 11 can only be installed on a Mac running macOS Mojave (10.14.4 or above) or macOS Catalina (10.15 or above). Gta san andreas sfx files compressed. Go back to Step 0 and check to make sure you have upgraded to macOS Catalina as.

Support Communities / Mac OS & System Software / macOS Catalina. (such as xcode). Even with the last update 10.15 the problem remains.
Xcode 11+ compatibility (macOS 10.15 Catalina and later) FPC 3.2.2 is qualified for use with Mac OS X 10.4 till macOS 11. Xcode 11+ no longer includes support for compiling Intel 32 bit programs.
Xcode 12.5.1 supports iOS 14.5, iPadOS 14.5, tvOS 14.5, watchOS 7.4, and macOS Big Sur 11.3 New in Xcode 12.5.1 - Addresses a stability issue related to opening the Organizer window - Fixed an issue where XCTest code wasn't generated after pressing the Record button - Additional bug fixes and stability improvements.

The latest version of Xcode that MacOS Mojave can install is 11.3.1

Later versions of Xcode no longer support MacOS Mojave

Xcode official download address, you need to log in to Apple account. After downloading, double-click to unzip the XIP file, and then drag the extracted file to the application. If you want to keep the old version, you need to rename the original version before dragging

Here are the sources and basis of the information

Macos 10.15 Xcode Software

Check the release notes information of Xcode on the official website

Xcode 11.3.1 Release Notes

Xcode 12 Macos 10.15

Xcode 11.3.1 supports developing apps for iOS 13.3, iPadOS 13.3, tvOS 13.3, watchOS 6.1, and macOS Catalina 10.15.2. Xcode 11.3.1 supports on-device debugging for iOS 8 and later, tvOS 9 and later, and watchOS 2 and later. Xcode 11.3.1 requires a Mac running macOS Mojave 10.14.4 or later.

The next version is 11.4

Macos 10.15 Xcode Free

Xcode 11.4 Release Notes

Macos 10.15 Install Xcode

Xcode 11.4 includes SDKs for iOS 13.4, iPadOS 13.4, tvOS 13.4, watchOS 6.2, and macOS Catalina 10.15.4. The Xcode 11.4 release supports on-device debugging for iOS 8 and later, tvOS 9 and later, and watchOS 2 and later. Xcode 11.4 requires a Mac running macOS Catalina 10.15.2 or later.