Arduino IDE 2. 3. 8 is now available - IDE 2. x - Arduino Forum Arduino IDE utilizes various helper tools when performing operations such as compilation and uploading Builds of these tools are provided for each host architecture, and Arduino IDE automatically installs the appropriate build for your PC
Arduino IDE 2. 3. 6 is now available - IDE 2. x - Arduino Forum Arduino IDE has an auto-update feature, which notifies the user when a newer version is available, and allows them to easily update the application The auto-update feature was broken in Arduino IDE 2 3 5 Arduino IDE 2 3 5 will not notify the user of an updated version, even if the user manually triggers an update check
Arduino IDE 2. 3. 7 is now available - IDE 2. x - Arduino Forum The reason is because it is a fix for a bug (arduino arduino-ide#2827) in the Serial Monitor "Copy Output" feature that was introduced in version 2 3 7 Since that feature was not present in the previous release versions of Arduino IDE, users of the release versions of Arduino IDE were never affected by arduino arduino-ide#2827
Downloading esp32 3. 3. 5 fails - IDE 2. x - Arduino Forum Downloading packages esp32:esp32-arduino-libs@idf-release_v5 5-9bb7aa84-v2 esp32:esp-x32@2511 esp32:xtensa-esp-elf-gdb@16 3_20250913 esp32:esp-rv32@2511 Failed to install platform: 'esp32:esp32:3 3 5' Error: 4 DEADLINE_EXCEEDED: net http: request canceled (Client Timeout or context cancellation while reading body) I have tried several times during the day and night always with the same result
IDE 2. 3. 7 now gives Error: 4 DEADLINE_EXCEEDED: - Arduino Forum Topic Replies Views Activity Downloading esp32 3 3 5 fails IDE 2 x 67 32388 February 5, 2026 Esp32 board software Deutsch 32 1214 December 26, 2025 Arduino IDe 2 3 7 IDE 2 x 9 2012 February 10, 2026 ESP32 Devkit1 library not downloading 3rd Party Boards 4 1425 February 4, 2026 Installing Arduino IDE and getting Arduino:avr1 8 6 to install IDE 2
IDE stuck on pulsating logo, yet another case - Arduino Forum It is the same as arduino stuck on splash screen if proxy environment variable is configured · Issue #2319 · arduino arduino-ide · GitHub Setting an additional environment variable, NO_PROXY=localhost, finally allowed the IDE to start
IDE hangs on startup: connectex: An attempt was made . . . - Arduino Forum I have installed Arduino IDE 2 3 6 from the downloaded installer to replace an earlier version and when I attempt to start it I just get a window with the Arduino logo expanding and contracting in size and nothing else I have tried various solutions that have been previously posted on this forum but without success
Arduino IDE 2. 3. 7 is confusing the platform boards package version I am having trouble compiling under MacOS BigSur (11 7 10) with IDE 2 3 7 Sketch "A" has been compiled multiple times with Espressif's ESP32 version 2 0 17 and the latest version 3 3 5 Sketch "B" has only been compiled with version 3 3 5 The problem is that sketch "A" compiles successfully with version 2 0 17, while sketch "B" fails to compile with the following error: Invalid FQBN: getting