[Moto G6 Plus Questions & Answers] ASPViTo:
The firmware is XT1926-8_EVERT_RETBR_9.0_PPWS29.116-16-18_subsidy-DEFAULT_regulatory-DEFAULT_CFC

The flashfile.xml inside is this:

<?xml version="1.0" ?>

<flashing>

<header>

<phone_model model="evert"/>

<software_version version="evert-user 9 PPWS29.116-16-18 7f66b release-keysM660_29.59.01.96R"/>

<subsidy_lock_config MD5="d41d8cd98f00b204e9800998ecf8427e" name="slcf_rev_d_default_v1.0.nvm"/>

<regulatory_config SHA1="da39a3ee5e6b4b0d3255bfef95601890afd80709" name="regulatory_info_default.png"/>

<sparsing enabled="true" max-sparse-size="536870912"/>

<interfaces>

<interface name="AP"/>

</interfaces>

</header>

<steps interface="AP">

<step operation="getvar" var="max-sparse-size"/>

<step operation="oem" var="fb_mode_set"/>

<step MD5="48a4771f74b6d2254dff47aaadedb795" filename="gpt.bin" operation="flash" partition="partition"/>

<step MD5="adbd57e62cc13474b53d132e24cdcdfc" filename="bootloader.img" operation="flash" partition="bootloader"/>

<step MD5="cabbaf5c8644e99beb7a4d667b848f30" filename="NON-HLOS.bin" operation="flash" partition="modem"/>

<step MD5="dae1305204e775a325434f1f72231db9" filename="fsg.mbn" operation="flash" partition="fsg"/>

<step operation="erase" partition="modemst1"/>

<step operation="erase" partition="modemst2"/>

<step MD5="3cdc31f8aa8b03dd10f4ccc90b64d352" filename="BTFM.bin" operation="flash" partition="bluetooth"/>

<step MD5="b467a983a2e60bfacd0fd948ec857a03" filename="dspso.bin" operation="flash" partition="dsp"/>

<step MD5="0177c5cac99c8b7aa84672a1f5e13a61" filename="logo.bin" operation="flash" partition="logo"/>

<step MD5="819d07d1d651f4a886b2ccbc53fb0b29" filename="boot.img" operation="flash" partition="boot"/>

<step MD5="a230d4f0c4fa7a31fc083d830d667e67" filename="system.img_sparsechunk.0" operation="flash" partition="system"/>

<step MD5="7e215dba06d9506814c59de05a9c01c5" filename="system.img_sparsechunk.1" operation="flash" partition="system"/>

<step MD5="87753069ee6df3eac6e413f3023dd674" filename="system.img_sparsechunk.2" operation="flash" partition="system"/>

<step MD5="e6046b4645467ba4e95e01efd6263ddc" filename="system.img_sparsechunk.3" operation="flash" partition="system"/>

<step MD5="2e0db2b00db1c51cc9c069fc5534c12f" filename="system.img_sparsechunk.4" operation="flash" partition="system"/>

<step MD5="9d6aa27f67adaf73965112a3bad6481e" filename="system_other.img" operation="flash" partition="system_b"/>

<step MD5="0ce850ba166c8fa1e0ae5d037fda09c4" filename="oem.img" operation="flash" partition="oem"/>

<step MD5="0d8d2c09205dcf427c5305a586966f33" filename="oem_other.img" operation="flash" partition="oem_b"/>

<step MD5="c56c6383a692914e61baa36a9d3d16dd" filename="vendor.img_sparsechunk.0" operation="flash" partition="vendor"/>

<step MD5="978fba2605e3a597025c4aefc85ebce5" filename="vendor.img_sparsechunk.1" operation="flash" partition="vendor"/>

<step operation="erase" partition="carrier"/>

<step operation="erase" partition="userdata"/>

<step operation="erase" partition="ddr"/>

<step operation="oem" var="fb_mode_clear"/>

</steps>

</flashing>

was downloaded from:

https://mirrors.lolinet.com/firmware/moto/evert/official/RETAIL/

edit: i used "Lenovo Moto Smart Assistant" with this version of firmware, downloaded again by the program itself, and still i got device infinite rebooting. i managed to turn it of using fastboot, to save battery life, as i dont know what to do more.....