Errors related to steam_api64.dll can arise for a few different different reasons. For instance, a faulty application, steam_api64.dll has been deleted or misplaced, corrupted by malicious software present on your PC or a damaged Windows registry.
The most commonly occurring error messages are:
In the vast majority of cases, the solution is to properly reinstall steam_api64.dll on your PC, to the Windows system folder. Alternatively, some programs, notably PC games, require that the DLL file is placed in the game/application installation folder.
For detailed installation instructions, see our FAQ.
steam_api64.dll is used by games to access some of Steamworks features and solutions, such as stats and achievements, user authentication, finding game servers, and connect with other Steam users.
Steamworks API also offer Valve Anti-Cheat functionality and DRM protection.
steam_api64.dll is commonly found in the install folder of the game using it.
example: \steam\steamapps\common\"Game name"\steam_api64.dll , or C:\Program Files\"Game name"\steam_api64.dll
Some games using this file:
|Bits & Version||File size||Zip file size||Language||Description||Checksums|
|64bit188.8.131.52||0.22 MB||96.6 kb||U.S. English||Steam Client API||1711464a23e9a0c222a361c3fcf3c318f5e437ee0e6ceab67f97b1741a32f47a4fbc22e2||Download|
|64bit184.108.40.206||0.16 MB||82.9 kb||U.S. English||Steam Client API||171fbeb3d24c092beb383bcd3118bd2c31e7b82953fe089e4b2f87cfd6686a8572ba981f||Download|
|64bit220.127.116.11||0.12 MB||61.4 kb||U.S. English||Steam Client API (buildbot_winslave05_steam_steam_rel_client_win64@winslave05)||256f1c99ba0d6fc6144b0976f5b50162f493c507be4c849dff5242304e8b907206eb0077||Download|
|64bit18.104.22.168||0.2 MB||91 kb||U.S. English||Steam Client API||34c73cab1fc0c1b67094972b20904676d1385f6e028e00d64d9fb006cdc5180e4c81427b||Download|
|64bit22.214.171.124||0.23 MB||0.1 MB||U.S. English||Steam Client API||35ba2adf15a1e5207217b38cabbff86ce0f79405d89fe0b6a879a8872b464ebb72f841e3||Download|
|64bit126.96.36.199||0.24 MB||0.1 MB||U.S. English||Steam Client API||3a0b908e4d059125dd79d9014f5b67a975576f6a714b7255cbb4910348d241b90466b52a||Download|
|64bit188.8.131.52||0.12 MB||61 kb||U.S. English||Steam Client API (buildbot_winslave05_steam_steam_rel_client_win64@winslave05)||5e2243a13ceeab9dc297d14768cf975750e616c8d3de489bc6ee59f98cd20f78b3255d99||Download|
|64bit184.108.40.206||0.23 MB||0.1 MB||U.S. English||Steam Client API||6c23eab28f1cd1bfd128934b08288dd8fa732757f9aaa47e8de4ecfcabc07b5df4f0f1cf||Download|
|64bit220.127.116.11||0.12 MB||61.6 kb||U.S. English||Steam Client API (buildbot_winslave05_steam_steam_rel_client_win64@winslave05)||a1a2d0a52f367f1142402ed0a70f9315d0d080d9ae262cf290d9b031aa165367bb68bcad||Download|
|64bit18.104.22.168||0.2 MB||92.3 kb||U.S. English||Steam Client API||c23fae46b9a6475a665cbe20949fd63259ac74f6293b7fabe1a3023846ebc74ec97b1f1c||Download|
|64bit22.214.171.124||0.23 MB||0.1 MB||U.S. English||Steam Client API||cac66a8487a2ef6d3b1b8a66c20d1c12dd3cd391674d87ff0d333750a5e9ec9d42816e2a||Download|
|64bit126.96.36.199||0.4 MB||0.38 MB||Simplified Chinese||Steam Client API (buildbot_winslave04_steam_steam_rel_client_win32@winslave04)||dd6804cf110ff831ffafbb1bb85852056b37a58ad6858989cda0fb4a115e0de6dda31b22||Download|
|64bit188.8.131.52||0.11 MB||60.7 kb||U.S. English||Steam Client API (buildbot_winslave05_steam_steam_rel_client_win64@winslave05)||f25617d58815e32aab958b9b7f6bdf59735dde78f557281b391466805d52c7fa046e44ba||Download|
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