wˌɛn ˈʌploʊdɪŋ fˈaɪlz tʊ ɐ wˈɛb sˈɜːvɚ ɔːɹ tɹænsfˈɜːɹɪŋ ðə fˈaɪlz tʊ ɐn ɛnvˈaɪɹənmənt ðæt dʌznˌɑːt səpˈoːɹt spˈeɪs ɔːɹ nˈɑːnˈɪŋɡlɪʃ kˈæɹɪktɚz ɪn fˈaɪlneɪmz, ɐ bˈætʃ ɹᵻnˈeɪmɚ kæn biː jˈuːzd tə sˈʌbstɪtˌuːt sˈʌtʃ kˈæɹɪktɚz wɪð ɐksˈɛptəbəl wˌʌnz.
When uploading files to a web server or transferring the files to an environment that does not support space or non-English characters in filenames, a batch renamer can be used to substitute such characters with acceptable ones.